100100321312 has 24 divisors (see below), whose sum is σ = 197080227792. Its totient is φ = 50048200000.

The previous prime is 100100321287. The next prime is 100100321327. The reversal of 100100321312 is 213123001001.

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, 1116887 + ... + 1203177.

It is an arithmetic number, because the mean of its divisors is an integer number (8211676158).

Almost surely, 2^100100321312 is an apocalyptic number.

It is an amenable number.

100100321312 is a deficient number, since it is larger than the sum of its proper divisors (96979906480).

100100321312 is an equidigital number, since it uses as much as digits as its factorization.

100100321312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122552 (or 122544 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 100100321312 its reverse (213123001001), we get a palindrome (313223322313).

The spelling of 100100321312 in words is "one hundred billion, one hundred million, three hundred twenty-one thousand, three hundred twelve".