22220121179 has 2 divisors, whose sum is σ = 22220121180. Its totient is φ = 22220121178.

The previous prime is 22220121173. The next prime is 22220121227. The reversal of 22220121179 is 97112102222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22220121179 - 2¹² = 22220117083 is a prime.

It is not a weakly prime, because it can be changed into another prime (22220121173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11110060589 + 11110060590.

It is an arithmetic number, because the mean of its divisors is an integer number (11110060590).

Almost surely, 2^22220121179 is an apocalyptic number.

22220121179 is a deficient number, since it is larger than the sum of its proper divisors (1).

22220121179 is an equidigital number, since it uses as much as digits as its factorization.

22220121179 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 29.

The spelling of 22220121179 in words is "twenty-two billion, two hundred twenty million, one hundred twenty-one thousand, one hundred seventy-nine".