201202002139 has 2 divisors, whose sum is σ = 201202002140. Its totient is φ = 201202002138.

The previous prime is 201202002109. The next prime is 201202002149. The reversal of 201202002139 is 931200202102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201202002139 - 2⁵ = 201202002107 is a prime.

It is a super-4 number, since 4×201202002139⁴ (a number of 46 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (201202002109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100601001069 + 100601001070.

It is an arithmetic number, because the mean of its divisors is an integer number (100601001070).

Almost surely, 2^201202002139 is an apocalyptic number.

201202002139 is a deficient number, since it is larger than the sum of its proper divisors (1).

201202002139 is an equidigital number, since it uses as much as digits as its factorization.

201202002139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

The spelling of 201202002139 in words is "two hundred one billion, two hundred two million, two thousand, one hundred thirty-nine".