2110120210139 has 2 divisors, whose sum is σ = 2110120210140. Its totient is φ = 2110120210138.

The previous prime is 2110120210129. The next prime is 2110120210193. The reversal of 2110120210139 is 9310120210112.

Together with next prime (2110120210193) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2110120210139 - 2³⁶ = 2041400733403 is a prime.

It is not a weakly prime, because it can be changed into another prime (2110120210109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055060105069 + 1055060105070.

It is an arithmetic number, because the mean of its divisors is an integer number (1055060105070).

Almost surely, 2^{2110120210139} is an apocalyptic number.

2110120210139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2110120210139 is an equidigital number, since it uses as much as digits as its factorization.

2110120210139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 23.

The spelling of 2110120210139 in words is "two trillion, one hundred ten billion, one hundred twenty million, two hundred ten thousand, one hundred thirty-nine".