312213113220010 has 32 divisors (see below), whose sum is σ = 568861256912400. Its totient is φ = 123359659315200.

The previous prime is 312213113219981. The next prime is 312213113220053. The reversal of 312213113220010 is 10022311312213.

It can be written as a sum of positive squares in 8 ways, for example, as 43841256140529 + 268371857079481 = 6621273^2 + 16382059^2 .

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, 172938091 + ... + 174734110.

Almost surely, 2^{312213113220010} is an apocalyptic number.

312213113220010 is a deficient number, since it is larger than the sum of its proper divisors (256648143692390).

312213113220010 is a wasteful number, since it uses less digits than its factorization.

312213113220010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347673306.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 312213113220010 its reverse (10022311312213), we get a palindrome (322235424532223).

The spelling of 312213113220010 in words is "three hundred twelve trillion, two hundred thirteen billion, one hundred thirteen million, two hundred twenty thousand, ten".