201311332939 has 2 divisors, whose sum is σ = 201311332940. Its totient is φ = 201311332938.

The previous prime is 201311332889. The next prime is 201311333063. The reversal of 201311332939 is 939233113102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201311332939 - 2⁷ = 201311332811 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 201311332898 and 201311332907.

It is not a weakly prime, because it can be changed into another prime (201311336939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100655666469 + 100655666470.

It is an arithmetic number, because the mean of its divisors is an integer number (100655666470).

Almost surely, 2^201311332939 is an apocalyptic number.

201311332939 is a deficient number, since it is larger than the sum of its proper divisors (1).

201311332939 is an equidigital number, since it uses as much as digits as its factorization.

201311332939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26244, while the sum is 37.

The spelling of 201311332939 in words is "two hundred one billion, three hundred eleven million, three hundred thirty-two thousand, nine hundred thirty-nine".