21100200322108 has 12 divisors (see below), whose sum is σ = 36925412515992. Its totient is φ = 10550082460400.

The previous prime is 21100200322099. The next prime is 21100200322109. The reversal of 21100200322108 is 80122300200112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21100200322109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1533010 + ... + 6674617.

It is an arithmetic number, because the mean of its divisors is an integer number (3077117709666).

Almost surely, 2^{21100200322108} is an apocalyptic number.

It is an amenable number.

21100200322108 is a deficient number, since it is larger than the sum of its proper divisors (15825212193884).

21100200322108 is a wasteful number, since it uses less digits than its factorization.

21100200322108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8850332 (or 8850330 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

The spelling of 21100200322108 in words is "twenty-one trillion, one hundred billion, two hundred million, three hundred twenty-two thousand, one hundred eight".