121022012179 has 2 divisors, whose sum is σ = 121022012180. Its totient is φ = 121022012178.

The previous prime is 121022012093. The next prime is 121022012183. The reversal of 121022012179 is 971210220121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121022012179 - 2⁹ = 121022011667 is a prime.

It is not a weakly prime, because it can be changed into another prime (121022012479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60511006089 + 60511006090.

It is an arithmetic number, because the mean of its divisors is an integer number (60511006090).

Almost surely, 2^121022012179 is an apocalyptic number.

121022012179 is a deficient number, since it is larger than the sum of its proper divisors (1).

121022012179 is an equidigital number, since it uses as much as digits as its factorization.

121022012179 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 28.

The spelling of 121022012179 in words is "one hundred twenty-one billion, twenty-two million, twelve thousand, one hundred seventy-nine".