100321313100 has 36 divisors (see below), whose sum is σ = 290263000104. Its totient is φ = 26752350080.

The previous prime is 100321313089. The next prime is 100321313149. The reversal of 100321313100 is 1313123001.

It is a super-2 number, since 2×100321313100² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 100321313100.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 167201889 + ... + 167202488.

It is an arithmetic number, because the mean of its divisors is an integer number (8062861114).

Almost surely, 2^100321313100 is an apocalyptic number.

100321313100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100321313100 is an abundant number, since it is smaller than the sum of its proper divisors (189941687004).

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

100321313100 is a wasteful number, since it uses less digits than its factorization.

100321313100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334404394 (or 334404387 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 100321313100 its reverse (1313123001), we get a palindrome (101634436101).

The spelling of 100321313100 in words is "one hundred billion, three hundred twenty-one million, three hundred thirteen thousand, one hundred".