100338912865 has 16 divisors (see below), whose sum is σ = 121637640960. Its totient is φ = 79452031680.

The previous prime is 100338912857. The next prime is 100338912887. The reversal of 100338912865 is 568219833001.

It is not a de Polignac number, because 100338912865 - 2³ = 100338912857 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 431820 + ... + 622210.

It is an arithmetic number, because the mean of its divisors is an integer number (7602352560).

Almost surely, 2^100338912865 is an apocalyptic number.

It is an amenable number.

100338912865 is a deficient number, since it is larger than the sum of its proper divisors (21298728095).

100338912865 is a wasteful number, since it uses less digits than its factorization.

100338912865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191472.

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 100338912865 in words is "one hundred billion, three hundred thirty-eight million, nine hundred twelve thousand, eight hundred sixty-five".