212210112103100 has 18 divisors (see below), whose sum is σ = 460495943263944. Its totient is φ = 84884044841200.

The previous prime is 212210112103069. The next prime is 212210112103123. The reversal of 212210112103100 is 1301211012212.

It is a happy number.

It is a super-2 number, since 2×212210112103100² (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 5 ways as a sum of consecutive naturals, for example, 1061050560416 + ... + 1061050560615.

It is an arithmetic number, because the mean of its divisors is an integer number (25583107959108).

Almost surely, 2^{212210112103100} is an apocalyptic number.

212210112103100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212210112103100 is an abundant number, since it is smaller than the sum of its proper divisors (248285831160844).

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

212210112103100 is a wasteful number, since it uses less digits than its factorization.

212210112103100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2122101121045 (or 2122101121038 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 212210112103100 its reverse (1301211012212), we get a palindrome (213511323115312).

It can be divided in two parts, 212210112 and 103100, that added together give a palindrome (212313212).

The spelling of 212210112103100 in words is "two hundred twelve trillion, two hundred ten billion, one hundred twelve million, one hundred three thousand, one hundred".