20102022102139 has 2 divisors, whose sum is σ = 20102022102140. Its totient is φ = 20102022102138.

The previous prime is 20102022102119. The next prime is 20102022102163. The reversal of 20102022102139 is 93120122020102.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20102022102139 is a prime.

It is not a weakly prime, because it can be changed into another prime (20102022102119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10051011051069 + 10051011051070.

It is an arithmetic number, because the mean of its divisors is an integer number (10051011051070).

Almost surely, 2^{20102022102139} is an apocalyptic number.

20102022102139 is a deficient number, since it is larger than the sum of its proper divisors (1).

20102022102139 is an equidigital number, since it uses as much as digits as its factorization.

20102022102139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The spelling of 20102022102139 in words is "twenty trillion, one hundred two billion, twenty-two million, one hundred two thousand, one hundred thirty-nine".