220122111379 has 2 divisors, whose sum is σ = 220122111380. Its totient is φ = 220122111378.

The previous prime is 220122111329. The next prime is 220122111481. The reversal of 220122111379 is 973111221022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220122111379 - 2²³ = 220113722771 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220122111379.

It is not a weakly prime, because it can be changed into another prime (220122111329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110061055689 + 110061055690.

It is an arithmetic number, because the mean of its divisors is an integer number (110061055690).

Almost surely, 2^220122111379 is an apocalyptic number.

220122111379 is a deficient number, since it is larger than the sum of its proper divisors (1).

220122111379 is an equidigital number, since it uses as much as digits as its factorization.

220122111379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 31.

The spelling of 220122111379 in words is "two hundred twenty billion, one hundred twenty-two million, one hundred eleven thousand, three hundred seventy-nine".