100556056107 has 48 divisors (see below), whose sum is σ = 157689499968. Its totient is φ = 61379389440.

The previous prime is 100556056087. The next prime is 100556056129. The reversal of 100556056107 is 701650655001.

It is not a de Polignac number, because 100556056107 - 2⁶ = 100556056043 is a prime.

It is a super-2 number, since 2×100556056107² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100556056207) 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, 34637218 + ... + 34640120.

It is an arithmetic number, because the mean of its divisors is an integer number (3285197916).

Almost surely, 2^100556056107 is an apocalyptic number.

100556056107 is a deficient number, since it is larger than the sum of its proper divisors (57133443861).

100556056107 is a wasteful number, since it uses less digits than its factorization.

100556056107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5220 (or 5217 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 36.

The spelling of 100556056107 in words is "one hundred billion, five hundred fifty-six million, fifty-six thousand, one hundred seven".