100512405004 has 48 divisors (see below), whose sum is σ = 205038963360. Its totient is φ = 42605429760.

The previous prime is 100512404939. The next prime is 100512405011. The reversal of 100512405004 is 400504215001.

It is a Harshad number since it is a multiple of its sum of digits (22).

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, 534867 + ... + 697930.

It is an arithmetic number, because the mean of its divisors is an integer number (4271645070).

Almost surely, 2^100512405004 is an apocalyptic number.

It is an amenable number.

100512405004 is an abundant number, since it is smaller than the sum of its proper divisors (104526558356).

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

100512405004 is a wasteful number, since it uses less digits than its factorization.

100512405004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1232938 (or 1232936 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

The spelling of 100512405004 in words is "one hundred billion, five hundred twelve million, four hundred five thousand, four".