121012210211279 has 2 divisors, whose sum is σ = 121012210211280. Its totient is φ = 121012210211278.

The previous prime is 121012210211209. The next prime is 121012210211309. The reversal of 121012210211279 is 972112012210121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121012210211279 - 2²⁰ = 121012209162703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121012210211209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60506105105639 + 60506105105640.

It is an arithmetic number, because the mean of its divisors is an integer number (60506105105640).

Almost surely, 2^{121012210211279} is an apocalyptic number.

121012210211279 is a deficient number, since it is larger than the sum of its proper divisors (1).

121012210211279 is an equidigital number, since it uses as much as digits as its factorization.

121012210211279 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 32.

The spelling of 121012210211279 in words is "one hundred twenty-one trillion, twelve billion, two hundred ten million, two hundred eleven thousand, two hundred seventy-nine".