312342012443 has 2 divisors, whose sum is σ = 312342012444. Its totient is φ = 312342012442.

The previous prime is 312342012419. The next prime is 312342012457. The reversal of 312342012443 is 344210243213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 312342012443 - 2¹⁴ = 312341996059 is a prime.

It is not a weakly prime, because it can be changed into another prime (312342012413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156171006221 + 156171006222.

It is an arithmetic number, because the mean of its divisors is an integer number (156171006222).

Almost surely, 2^312342012443 is an apocalyptic number.

312342012443 is a deficient number, since it is larger than the sum of its proper divisors (1).

312342012443 is an equidigital number, since it uses as much as digits as its factorization.

312342012443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 312342012443 its reverse (344210243213), we get a palindrome (656552255656).

The spelling of 312342012443 in words is "three hundred twelve billion, three hundred forty-two million, twelve thousand, four hundred forty-three".