211102222139 has 2 divisors, whose sum is σ = 211102222140. Its totient is φ = 211102222138.

The previous prime is 211102222027. The next prime is 211102222147. The reversal of 211102222139 is 931222201112.

211102222139 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 211102222139 - 2²⁴ = 211085444923 is a prime.

It is not a weakly prime, because it can be changed into another prime (211102222169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105551111069 + 105551111070.

It is an arithmetic number, because the mean of its divisors is an integer number (105551111070).

Almost surely, 2^211102222139 is an apocalyptic number.

211102222139 is a deficient number, since it is larger than the sum of its proper divisors (1).

211102222139 is an equidigital number, since it uses as much as digits as its factorization.

211102222139 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 26.

The spelling of 211102222139 in words is "two hundred eleven billion, one hundred two million, two hundred twenty-two thousand, one hundred thirty-nine".