213312311102 has 24 divisors (see below), whose sum is σ = 372389170608. Its totient is φ = 91256601920.

The previous prime is 213312311099. The next prime is 213312311167. The reversal of 213312311102 is 201113213312.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25921058 + ... + 25929285.

It is an arithmetic number, because the mean of its divisors is an integer number (15516215442).

Almost surely, 2^213312311102 is an apocalyptic number.

213312311102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

213312311102 is a deficient number, since it is larger than the sum of its proper divisors (159076859506).

213312311102 is a wasteful number, since it uses less digits than its factorization.

213312311102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51850384 (or 51850373 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 213312311102 its reverse (201113213312), we get a palindrome (414425524414).

The spelling of 213312311102 in words is "two hundred thirteen billion, three hundred twelve million, three hundred eleven thousand, one hundred two".