3122304431 has 2 divisors, whose sum is σ = 3122304432. Its totient is φ = 3122304430.

The previous prime is 3122304421. The next prime is 3122304443. The reversal of 3122304431 is 1344032213.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3122304431 is a prime.

It is a super-2 number, since 2×3122304431² = 19497569919684467522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 3122304397 and 3122304406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3122304421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1561152215 + 1561152216.

It is an arithmetic number, because the mean of its divisors is an integer number (1561152216).

Almost surely, 2^3122304431 is an apocalyptic number.

3122304431 is a deficient number, since it is larger than the sum of its proper divisors (1).

3122304431 is an equidigital number, since it uses as much as digits as its factorization.

3122304431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 3122304431 is about 55877.5843339706. The cubic root of 3122304431 is about 1461.5883806309.

Adding to 3122304431 its reverse (1344032213), we get a palindrome (4466336644).

The spelling of 3122304431 in words is "three billion, one hundred twenty-two million, three hundred four thousand, four hundred thirty-one".