220243404179 has 2 divisors, whose sum is σ = 220243404180. Its totient is φ = 220243404178.

The previous prime is 220243404107. The next prime is 220243404181. The reversal of 220243404179 is 971404342022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220243404179 - 2¹⁶ = 220243338643 is a prime.

Together with 220243404181, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (220243404779) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110121702089 + 110121702090.

It is an arithmetic number, because the mean of its divisors is an integer number (110121702090).

Almost surely, 2^220243404179 is an apocalyptic number.

220243404179 is a deficient number, since it is larger than the sum of its proper divisors (1).

220243404179 is an equidigital number, since it uses as much as digits as its factorization.

220243404179 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96768, while the sum is 38.

The spelling of 220243404179 in words is "two hundred twenty billion, two hundred forty-three million, four hundred four thousand, one hundred seventy-nine".