220344242179 has 2 divisors, whose sum is σ = 220344242180. Its totient is φ = 220344242178.

The previous prime is 220344242177. The next prime is 220344242203. The reversal of 220344242179 is 971242443022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220344242179 - 2¹ = 220344242177 is a prime.

It is a super-2 number, since 2×220344242179² (a number of 23 digits) contains 22 as substring.

Together with 220344242177, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (220344242177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110172121089 + 110172121090.

It is an arithmetic number, because the mean of its divisors is an integer number (110172121090).

Almost surely, 2^220344242179 is an apocalyptic number.

220344242179 is a deficient number, since it is larger than the sum of its proper divisors (1).

220344242179 is an equidigital number, since it uses as much as digits as its factorization.

220344242179 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 40.

The spelling of 220344242179 in words is "two hundred twenty billion, three hundred forty-four million, two hundred forty-two thousand, one hundred seventy-nine".