312423322212122 has 128 divisors (see below), whose sum is σ = 564443613167616. Its totient is φ = 128033424000000.

The previous prime is 312423322212107. The next prime is 312423322212149. The reversal of 312423322212122 is 221212223324213.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5109016247 + ... + 5109077397.

It is an arithmetic number, because the mean of its divisors is an integer number (4409715727872).

Almost surely, 2^{312423322212122} is an apocalyptic number.

312423322212122 is a deficient number, since it is larger than the sum of its proper divisors (252020290955494).

312423322212122 is a wasteful number, since it uses less digits than its factorization.

312423322212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65676.

The product of its digits is 27648, while the sum is 32.

Adding to 312423322212122 its reverse (221212223324213), we get a palindrome (533635545536335).

The spelling of 312423322212122 in words is "three hundred twelve trillion, four hundred twenty-three billion, three hundred twenty-two million, two hundred twelve thousand, one hundred twenty-two".