312131414233432 has 32 divisors (see below), whose sum is σ = 621458460879120. Its totient is φ = 146462070599680.

The previous prime is 312131414233417. The next prime is 312131414233453. The reversal of 312131414233432 is 234332414131213.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 312131414233391 and 312131414233400.

It is a congruent number.

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, 3306990169 + ... + 3307084552.

Almost surely, 2^{312131414233432} is an apocalyptic number.

It is an amenable number.

312131414233432 is a deficient number, since it is larger than the sum of its proper divisors (309327046645688).

312131414233432 is a wasteful number, since it uses less digits than its factorization.

312131414233432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6614075091 (or 6614075087 counting only the distinct ones).

The product of its digits is 124416, while the sum is 37.

Adding to 312131414233432 its reverse (234332414131213), we get a palindrome (546463828364645).

The spelling of 312131414233432 in words is "three hundred twelve trillion, one hundred thirty-one billion, four hundred fourteen million, two hundred thirty-three thousand, four hundred thirty-two".