2122111002139 has 2 divisors, whose sum is σ = 2122111002140. Its totient is φ = 2122111002138.

The previous prime is 2122111002119. The next prime is 2122111002149. The reversal of 2122111002139 is 9312001112212.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2122111002139 is a prime.

It is not a weakly prime, because it can be changed into another prime (2122111002119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061055501069 + 1061055501070.

It is an arithmetic number, because the mean of its divisors is an integer number (1061055501070).

Almost surely, 2^{2122111002139} is an apocalyptic number.

2122111002139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122111002139 is an equidigital number, since it uses as much as digits as its factorization.

2122111002139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 25.

The spelling of 2122111002139 in words is "two trillion, one hundred twenty-two billion, one hundred eleven million, two thousand, one hundred thirty-nine".