2131322339 has 2 divisors, whose sum is σ = 2131322340. Its totient is φ = 2131322338.

The previous prime is 2131322309. The next prime is 2131322357. The reversal of 2131322339 is 9332231312.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2131322339 - 2¹² = 2131318243 is a prime.

It is not a weakly prime, because it can be changed into another prime (2131322309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065661169 + 1065661170.

It is an arithmetic number, because the mean of its divisors is an integer number (1065661170).

Almost surely, 2^2131322339 is an apocalyptic number.

2131322339 is a deficient number, since it is larger than the sum of its proper divisors (1).

2131322339 is an equidigital number, since it uses as much as digits as its factorization.

2131322339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5832, while the sum is 29.

The square root of 2131322339 is about 46166.2467501962. The cubic root of 2131322339 is about 1286.9145536232.

The spelling of 2131322339 in words is "two billion, one hundred thirty-one million, three hundred twenty-two thousand, three hundred thirty-nine".