212110102211100 has 144 divisors (see below), whose sum is σ = 630993488165376. Its totient is φ = 54979487424000.

The previous prime is 212110102211071. The next prime is 212110102211131. The reversal of 212110102211100 is 1112201011212.

It is a happy number.

212110102211100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 212110102211100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 28483534 + ... + 35150133.

Almost surely, 2^{212110102211100} is an apocalyptic number.

212110102211100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212110102211100 is an abundant number, since it is smaller than the sum of its proper divisors (418883385954276).

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

212110102211100 is a wasteful number, since it uses less digits than its factorization.

212110102211100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63633996 (or 63633989 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 212110102211100 its reverse (1112201011212), we get a palindrome (213222303222312).

The spelling of 212110102211100 in words is "two hundred twelve trillion, one hundred ten billion, one hundred two million, two hundred eleven thousand, one hundred".