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1010110101100 = 2252157391916417
BaseRepresentation
bin11101011001011110100…
…00001111011001101100
310120120021022100202220221
432230233100033121230
5113022201141213400
62052012125021124
7132656320123312
oct16545720173154
93516238322827
101010110101100
1135a426900551
121439239b47a4
1374339a25399
1436c6506a0b2
151b41e121c1a
hexeb2f40f66c

1010110101100 has 72 divisors (see below), whose sum is σ = 2206597588160. Its totient is φ = 401343621120.

The previous prime is 1010110101041. The next prime is 1010110101137. The reversal of 1010110101100 is 11010110101.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61520092 + ... + 61536508.

Almost surely, 21010110101100 is an apocalyptic number.

1010110101100 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 1010110101100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1103298794080).

1010110101100 is an abundant number, since it is smaller than the sum of its proper divisors (1196487487060).

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

1010110101100 is a wasteful number, since it uses less digits than its factorization.

1010110101100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20507 (or 20500 counting only the distinct ones).

The product of its (nonzero) digits is 1, while the sum is 7.

Adding to 1010110101100 its reverse (11010110101), we get a palindrome (1021120211201).

Subtracting from 1010110101100 its reverse (11010110101), we obtain a palindrome (999099990999).

The spelling of 1010110101100 in words is "one trillion, ten billion, one hundred ten million, one hundred one thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 157 314 628 785 1570 3140 3919 3925 7838 7850 15676 15700 16417 19595 32834 39190 65668 78380 82085 97975 164170 195950 328340 391900 410425 615283 820850 1230566 1641700 2461132 2577469 3076415 5154938 6152830 10309876 12305660 12887345 15382075 25774690 30764150 51549380 61528300 64338223 64436725 128676446 128873450 257352892 257746900 321691115 643382230 1286764460 1608455575 3216911150 6433822300 10101101011 20202202022 40404404044 50505505055 101011010110 202022020220 252527525275 505055050550 1010110101100