121111102022179 has 2 divisors, whose sum is σ = 121111102022180. Its totient is φ = 121111102022178.

The previous prime is 121111102022173. The next prime is 121111102022213. The reversal of 121111102022179 is 971220201111121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121111102022179 - 2⁹ = 121111102021667 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121111102022179.

It is not a weakly prime, because it can be changed into another prime (121111102022173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60555551011089 + 60555551011090.

It is an arithmetic number, because the mean of its divisors is an integer number (60555551011090).

Almost surely, 2^{121111102022179} is an apocalyptic number.

121111102022179 is a deficient number, since it is larger than the sum of its proper divisors (1).

121111102022179 is an equidigital number, since it uses as much as digits as its factorization.

121111102022179 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 31.

The spelling of 121111102022179 in words is "one hundred twenty-one trillion, one hundred eleven billion, one hundred two million, twenty-two thousand, one hundred seventy-nine".