202130022139 has 2 divisors, whose sum is σ = 202130022140. Its totient is φ = 202130022138.

The previous prime is 202130022121. The next prime is 202130022173. The reversal of 202130022139 is 931220031202.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202130022139 is a prime.

It is not a weakly prime, because it can be changed into another prime (202130022539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101065011069 + 101065011070.

It is an arithmetic number, because the mean of its divisors is an integer number (101065011070).

Almost surely, 2^202130022139 is an apocalyptic number.

202130022139 is a deficient number, since it is larger than the sum of its proper divisors (1).

202130022139 is an equidigital number, since it uses as much as digits as its factorization.

202130022139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 25.

The spelling of 202130022139 in words is "two hundred two billion, one hundred thirty million, twenty-two thousand, one hundred thirty-nine".