312323421423402 has 48 divisors (see below), whose sum is σ = 719369214613920. Its totient is φ = 97651929564000.

The previous prime is 312323421423271. The next prime is 312323421423413. The reversal of 312323421423402 is 204324124323213.

312323421423402 is a `hidden beast` number, since 3 + 1 + 2 + 3 + 2 + 34 + 214 + 2 + 3 + 402 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4520888124 + ... + 4520957207.

It is an arithmetic number, because the mean of its divisors is an integer number (14986858637790).

Almost surely, 2^{312323421423402} is an apocalyptic number.

312323421423402 is an abundant number, since it is smaller than the sum of its proper divisors (407045793190518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

312323421423402 is a wasteful number, since it uses less digits than its factorization.

312323421423402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9041845459 (or 9041845456 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 36.

Adding to 312323421423402 its reverse (204324124323213), we get a palindrome (516647545746615).

The spelling of 312323421423402 in words is "three hundred twelve trillion, three hundred twenty-three billion, four hundred twenty-one million, four hundred twenty-three thousand, four hundred two".