312423023130402 has 16 divisors (see below), whose sum is σ = 624848051224800. Its totient is φ = 104140673549472.

The previous prime is 312423023130373. The next prime is 312423023130403. The reversal of 312423023130402 is 204031320324213.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 312423023130402.

It is not an unprimeable number, because it can be changed into a prime (312423023130403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81510652 + ... + 85257447.

It is an arithmetic number, because the mean of its divisors is an integer number (39053003201550).

Almost surely, 2^{312423023130402} is an apocalyptic number.

312423023130402 is an abundant number, since it is smaller than the sum of its proper divisors (312425028094398).

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

312423023130402 is a wasteful number, since it uses less digits than its factorization.

312423023130402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167080337.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 312423023130402 its reverse (204031320324213), we get a palindrome (516454343454615).

The spelling of 312423023130402 in words is "three hundred twelve trillion, four hundred twenty-three billion, twenty-three million, one hundred thirty thousand, four hundred two".