2102231122139 has 2 divisors, whose sum is σ = 2102231122140. Its totient is φ = 2102231122138.

The previous prime is 2102231122133. The next prime is 2102231122217. The reversal of 2102231122139 is 9312211322012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2102231122139 - 2²⁰ = 2102230073563 is a prime.

It is not a weakly prime, because it can be changed into another prime (2102231122133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051115561069 + 1051115561070.

It is an arithmetic number, because the mean of its divisors is an integer number (1051115561070).

Almost surely, 2^{2102231122139} is an apocalyptic number.

2102231122139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102231122139 is an equidigital number, since it uses as much as digits as its factorization.

2102231122139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 29.

The spelling of 2102231122139 in words is "two trillion, one hundred two billion, two hundred thirty-one million, one hundred twenty-two thousand, one hundred thirty-nine".