111011211211139 has 2 divisors, whose sum is σ = 111011211211140. Its totient is φ = 111011211211138.

The previous prime is 111011211211123. The next prime is 111011211211213. The reversal of 111011211211139 is 931112112110111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111011211211139 - 2⁴ = 111011211211123 is a prime.

It is a super-2 number, since 2×111011211211139² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (111011211211039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55505605605569 + 55505605605570.

It is an arithmetic number, because the mean of its divisors is an integer number (55505605605570).

Almost surely, 2^{111011211211139} is an apocalyptic number.

111011211211139 is a deficient number, since it is larger than the sum of its proper divisors (1).

111011211211139 is an equidigital number, since it uses as much as digits as its factorization.

111011211211139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 26.

The spelling of 111011211211139 in words is "one hundred eleven trillion, eleven billion, two hundred eleven million, two hundred eleven thousand, one hundred thirty-nine".