100000100492 has 12 divisors (see below), whose sum is σ = 175006229160. Its totient is φ = 49998320736.

The previous prime is 100000100443. The next prime is 100000100509. The reversal of 100000100492 is 294001000001.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 100000100492.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297617 + ... + 537192.

It is an arithmetic number, because the mean of its divisors is an integer number (14583852430).

Almost surely, 2^100000100492 is an apocalyptic number.

It is an amenable number.

100000100492 is a deficient number, since it is larger than the sum of its proper divisors (75006128668).

100000100492 is a wasteful number, since it uses less digits than its factorization.

100000100492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864760 (or 864758 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 100000100492 its reverse (294001000001), we get a palindrome (394001100493).

The spelling of 100000100492 in words is "one hundred billion, one hundred thousand, four hundred ninety-two".