312423342423 has 4 divisors (see below), whose sum is σ = 416564456568. Its totient is φ = 208282228280.

The previous prime is 312423342397. The next prime is 312423342433. The reversal of 312423342423 is 324243324213.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 312423342423 - 2⁵ = 312423342391 is a prime.

It is a super-2 number, since 2×312423342423² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (312423342433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52070557068 + ... + 52070557073.

It is an arithmetic number, because the mean of its divisors is an integer number (104141114142).

Almost surely, 2^312423342423 is an apocalyptic number.

312423342423 is a deficient number, since it is larger than the sum of its proper divisors (104141114145).

312423342423 is a wasteful number, since it uses less digits than its factorization.

312423342423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104141114144.

The product of its digits is 82944, while the sum is 33.

Adding to 312423342423 its reverse (324243324213), we get a palindrome (636666666636).

The spelling of 312423342423 in words is "three hundred twelve billion, four hundred twenty-three million, three hundred forty-two thousand, four hundred twenty-three".