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10311021033100 = 2252122638408237
BaseRepresentation
bin1001011000001011100010…
…1111101111011010001100
31100111201112210011202210121
42112002320233233122030
52322413432341024400
633532452341114324
72112642466453534
oct226027057573214
940451483152717
1010311021033100
113315974624637
1211a64180b89a4
1359a42c367198
142790adc584c4
1512d32ee4821a
hex960b8bef68c

10311021033100 has 36 divisors (see below), whose sum is σ = 22376742890544. Its totient is φ = 4124071593280.

The previous prime is 10311021033097. The next prime is 10311021033101. The reversal of 10311021033100 is 133012011301.

It is a super-2 number, since 2×103110210331002 (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10311021033101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2977819 + ... + 5430418.

It is an arithmetic number, because the mean of its divisors is an integer number (621576191404).

Almost surely, 210311021033100 is an apocalyptic number.

10311021033100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10311021033100 is an abundant number, since it is smaller than the sum of its proper divisors (12065721857444).

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

10311021033100 is a wasteful number, since it uses less digits than its factorization.

10311021033100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8420514 (or 8420507 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 10311021033100 its reverse (133012011301), we get a palindrome (10444033044401).

The spelling of 10311021033100 in words is "ten trillion, three hundred eleven billion, twenty-one million, thirty-three thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 12263 24526 49052 61315 122630 245260 306575 613150 1226300 8408237 16816474 33632948 42041185 84082370 168164740 210205925 420411850 840823700 103110210331 206220420662 412440841324 515551051655 1031102103310 2062204206620 2577755258275 5155510516550 10311021033100