100105555612 has 12 divisors (see below), whose sum is σ = 175453003656. Its totient is φ = 49976126000.

The previous prime is 100105555577. The next prime is 100105555621. The reversal of 100105555612 is 216555501001.

It is a super-2 number, since 2×100105555612² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19160014 + ... + 19165237.

It is an arithmetic number, because the mean of its divisors is an integer number (14621083638).

Almost surely, 2^100105555612 is an apocalyptic number.

It is an amenable number.

100105555612 is a deficient number, since it is larger than the sum of its proper divisors (75347448044).

100105555612 is a wasteful number, since it uses less digits than its factorization.

100105555612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38325908 (or 38325906 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 31.

The spelling of 100105555612 in words is "one hundred billion, one hundred five million, five hundred fifty-five thousand, six hundred twelve".