213210113123100 has 72 divisors (see below), whose sum is σ = 627343654936320. Its totient is φ = 55892368633280.

The previous prime is 213210113123083. The next prime is 213210113123113. The reversal of 213210113123100 is 1321311012312.

It is a super-2 number, since 2×213210113123100² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

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, 6022866852 + ... + 6022902251.

It is an arithmetic number, because the mean of its divisors is an integer number (8713106318560).

Almost surely, 2^{213210113123100} is an apocalyptic number.

213210113123100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213210113123100 is an abundant number, since it is smaller than the sum of its proper divisors (414133541813220).

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

213210113123100 is a wasteful number, since it uses less digits than its factorization.

213210113123100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12045769179 (or 12045769172 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 213210113123100 its reverse (1321311012312), we get a palindrome (214531424135412).

The spelling of 213210113123100 in words is "two hundred thirteen trillion, two hundred ten billion, one hundred thirteen million, one hundred twenty-three thousand, one hundred".