212333312021100 has 72 divisors (see below), whose sum is σ = 634168825264128. Its totient is φ = 54795693422400.

The previous prime is 212333312021063. The next prime is 212333312021101. The reversal of 212333312021100 is 1120213333212.

It is not an unprimeable number, because it can be changed into a prime (212333312021101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11415760164 + ... + 11415778763.

Almost surely, 2^{212333312021100} is an apocalyptic number.

212333312021100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212333312021100 is an abundant number, since it is smaller than the sum of its proper divisors (421835513243028).

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

212333312021100 is a wasteful number, since it uses less digits than its factorization.

212333312021100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22831538975 (or 22831538968 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 212333312021100 its reverse (1120213333212), we get a palindrome (213453525354312).

The spelling of 212333312021100 in words is "two hundred twelve trillion, three hundred thirty-three billion, three hundred twelve million, twenty-one thousand, one hundred".