2111101122139 has 2 divisors, whose sum is σ = 2111101122140. Its totient is φ = 2111101122138.

The previous prime is 2111101122073. The next prime is 2111101122149. The reversal of 2111101122139 is 9312211011112.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2111101122139 - 2²³ = 2111092733531 is a prime.

It is not a weakly prime, because it can be changed into another prime (2111101122149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055550561069 + 1055550561070.

It is an arithmetic number, because the mean of its divisors is an integer number (1055550561070).

Almost surely, 2^{2111101122139} is an apocalyptic number.

2111101122139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111101122139 is an equidigital number, since it uses as much as digits as its factorization.

2111101122139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 25.

The spelling of 2111101122139 in words is "two trillion, one hundred eleven billion, one hundred one million, one hundred twenty-two thousand, one hundred thirty-nine".