312212032130443 has 2 divisors, whose sum is σ = 312212032130444. Its totient is φ = 312212032130442.

The previous prime is 312212032130377. The next prime is 312212032130483. The reversal of 312212032130443 is 344031230212213.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-312212032130443 is a prime.

It is not a weakly prime, because it can be changed into another prime (312212032130483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156106016065221 + 156106016065222.

It is an arithmetic number, because the mean of its divisors is an integer number (156106016065222).

Almost surely, 2^{312212032130443} is an apocalyptic number.

312212032130443 is a deficient number, since it is larger than the sum of its proper divisors (1).

312212032130443 is an equidigital number, since it uses as much as digits as its factorization.

312212032130443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 312212032130443 its reverse (344031230212213), we get a palindrome (656243262342656).

The spelling of 312212032130443 in words is "three hundred twelve trillion, two hundred twelve billion, thirty-two million, one hundred thirty thousand, four hundred forty-three".