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10131010002100 = 225213471271305593
BaseRepresentation
bin1001001101101100111101…
…0000001001110010110100
31022212111220111122220212101
42103123033100021302310
52311441302030031400
633314042144031444
72063640605111221
oct223331720116264
938774814586771
1010131010002100
1132565a0038729
12117755a902584
1358647235ca20
142704b47ca948
151287e67b156a
hex936cf409cb4

10131010002100 has 144 divisors (see below), whose sum is σ = 24369528250368. Its totient is φ = 3632261391360.

The previous prime is 10131010002083. The next prime is 10131010002101. The reversal of 10131010002100 is 120001013101.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10131010002101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7106904 + ... + 8412496.

It is an arithmetic number, because the mean of its divisors is an integer number (169232835072).

Almost surely, 210131010002100 is an apocalyptic number.

10131010002100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10131010002100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12184764125184).

10131010002100 is an abundant number, since it is smaller than the sum of its proper divisors (14238518248268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10131010002100 is a wasteful number, since it uses less digits than its factorization.

10131010002100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1305794 (or 1305787 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 10131010002100 its reverse (120001013101), we get a palindrome (10251011015201).

The spelling of 10131010002100 in words is "ten trillion, one hundred thirty-one billion, ten million, two thousand, one hundred".

Divisors: 1 2 4 5 10 13 20 25 26 47 50 52 65 94 100 127 130 188 235 254 260 325 470 508 611 635 650 940 1175 1222 1270 1300 1651 2350 2444 2540 3055 3175 3302 4700 5969 6110 6350 6604 8255 11938 12220 12700 15275 16510 23876 29845 30550 33020 41275 59690 61100 77597 82550 119380 149225 155194 165100 298450 310388 387985 596900 775970 1305593 1551940 1939925 2611186 3879850 5222372 6527965 7759700 13055930 16972709 26111860 32639825 33945418 61362871 65279650 67890836 84863545 122725742 130559300 165810311 169727090 245451484 306814355 331620622 339454180 424317725 613628710 663241244 797717323 829051555 848635450 1227257420 1534071775 1595434646 1658103110 1697270900 2155534043 3068143550 3190869292 3316206220 3988586615 4145257775 4311068086 6136287100 7793084617 7977173230 8290515550 8622136172 10777670215 15586169234 15954346460 16581031100 19942933075 21555340430 31172338468 38965423085 39885866150 43110680860 53888351075 77930846170 79771732300 101310100021 107776702150 155861692340 194827115425 202620200042 215553404300 389654230850 405240400084 506550500105 779308461700 1013101000210 2026202000420 2532752500525 5065505001050 10131010002100