312133214103442 has 32 divisors (see below), whose sum is σ = 488193876181440. Its totient is φ = 149552735209920.

The previous prime is 312133214103391. The next prime is 312133214103457. The reversal of 312133214103442 is 244301412331213.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 312133214103398 and 312133214103407.

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, 74436528 + ... + 78517915.

It is an arithmetic number, because the mean of its divisors is an integer number (15256058630670).

Almost surely, 2^{312133214103442} is an apocalyptic number.

312133214103442 is a deficient number, since it is larger than the sum of its proper divisors (176060662077998).

312133214103442 is a wasteful number, since it uses less digits than its factorization.

312133214103442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152954938.

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 312133214103442 its reverse (244301412331213), we get a palindrome (556434626434655).

The spelling of 312133214103442 in words is "three hundred twelve trillion, one hundred thirty-three billion, two hundred fourteen million, one hundred three thousand, four hundred forty-two".