100515561065012 has 48 divisors (see below), whose sum is σ = 183039810307200. Its totient is φ = 48238952926080.

The previous prime is 100515561064987. The next prime is 100515561065021. The reversal of 100515561065012 is 210560165515001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 185137187 + ... + 185679317.

It is an arithmetic number, because the mean of its divisors is an integer number (3813329381400).

Almost surely, 2^{100515561065012} is an apocalyptic number.

It is an amenable number.

100515561065012 is a deficient number, since it is larger than the sum of its proper divisors (82524249242188).

100515561065012 is a wasteful number, since it uses less digits than its factorization.

100515561065012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 551576 (or 551574 counting only the distinct ones).

The product of its (nonzero) digits is 45000, while the sum is 38.

The spelling of 100515561065012 in words is "one hundred trillion, five hundred fifteen billion, five hundred sixty-one million, sixty-five thousand, twelve".