312211211102 has 32 divisors (see below), whose sum is σ = 542644365312. Its totient is φ = 131959737504.

The previous prime is 312211211087. The next prime is 312211211153. The reversal of 312211211102 is 201112112213.

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 15 ways as a sum of consecutive naturals, for example, 133253 + ... + 801360.

It is an arithmetic number, because the mean of its divisors is an integer number (16957636416).

Almost surely, 2^312211211102 is an apocalyptic number.

312211211102 is a deficient number, since it is larger than the sum of its proper divisors (230433154210).

312211211102 is a wasteful number, since it uses less digits than its factorization.

312211211102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934952.

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

Adding to 312211211102 its reverse (201112112213), we get a palindrome (513323323315).

The spelling of 312211211102 in words is "three hundred twelve billion, two hundred eleven million, two hundred eleven thousand, one hundred two".