100021311300 has 72 divisors (see below), whose sum is σ = 290063719456. Its totient is φ = 26610716160.

The previous prime is 100021311293. The next prime is 100021311347. The reversal of 100021311300 is 3113120001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 255094 + ... + 514893.

Almost surely, 2^100021311300 is an apocalyptic number.

100021311300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100021311300 is an abundant number, since it is smaller than the sum of its proper divisors (190042408156).

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

100021311300 is a wasteful number, since it uses less digits than its factorization.

100021311300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 770437 (or 770430 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 100021311300 its reverse (3113120001), we get a palindrome (103134431301).

The spelling of 100021311300 in words is "one hundred billion, twenty-one million, three hundred eleven thousand, three hundred".