312211011322 has 16 divisors (see below), whose sum is σ = 541993800960. Its totient is φ = 132110988048.

The previous prime is 312211011313. The next prime is 312211011341. The reversal of 312211011322 is 223110112213.

It is a self number, because there is not a number n which added to its sum of digits gives 312211011322.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141143113 + ... + 141145324.

It is an arithmetic number, because the mean of its divisors is an integer number (33874612560).

Almost surely, 2^312211011322 is an apocalyptic number.

312211011322 is a deficient number, since it is larger than the sum of its proper divisors (229782789638).

312211011322 is a wasteful number, since it uses less digits than its factorization.

312211011322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282288525.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 312211011322 its reverse (223110112213), we get a palindrome (535321123535).

The spelling of 312211011322 in words is "three hundred twelve billion, two hundred eleven million, eleven thousand, three hundred twenty-two".