222121005179 has 2 divisors, whose sum is σ = 222121005180. Its totient is φ = 222121005178.

The previous prime is 222121005097. The next prime is 222121005193. The reversal of 222121005179 is 971500121222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222121005179 - 2²⁴ = 222104227963 is a prime.

It is not a weakly prime, because it can be changed into another prime (222121005079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111060502589 + 111060502590.

It is an arithmetic number, because the mean of its divisors is an integer number (111060502590).

Almost surely, 2^222121005179 is an apocalyptic number.

222121005179 is a deficient number, since it is larger than the sum of its proper divisors (1).

222121005179 is an equidigital number, since it uses as much as digits as its factorization.

222121005179 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 32.

The spelling of 222121005179 in words is "two hundred twenty-two billion, one hundred twenty-one million, five thousand, one hundred seventy-nine".