312132121143022 has 8 divisors (see below), whose sum is σ = 468218663789400. Its totient is φ = 156059233213224.

The previous prime is 312132121142927. The next prime is 312132121143043. The reversal of 312132121143022 is 220341121231213.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×312132121143022² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3413621997 + ... + 3413713432.

It is an arithmetic number, because the mean of its divisors is an integer number (58527332973675).

Almost surely, 2^{312132121143022} is an apocalyptic number.

312132121143022 is a deficient number, since it is larger than the sum of its proper divisors (156086542646378).

312132121143022 is a wasteful number, since it uses less digits than its factorization.

312132121143022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6827358290.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 312132121143022 its reverse (220341121231213), we get a palindrome (532473242374235).

The spelling of 312132121143022 in words is "three hundred twelve trillion, one hundred thirty-two billion, one hundred twenty-one million, one hundred forty-three thousand, twenty-two".