220012021020179 has 2 divisors, whose sum is σ = 220012021020180. Its totient is φ = 220012021020178.

The previous prime is 220012021020107. The next prime is 220012021020263. The reversal of 220012021020179 is 971020120210022.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220012021020179 is a prime.

It is a super-2 number, since 2×220012021020179² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (220012021020079) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110006010510089 + 110006010510090.

It is an arithmetic number, because the mean of its divisors is an integer number (110006010510090).

Almost surely, 2^{220012021020179} is an apocalyptic number.

220012021020179 is a deficient number, since it is larger than the sum of its proper divisors (1).

220012021020179 is an equidigital number, since it uses as much as digits as its factorization.

220012021020179 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 29.

The spelling of 220012021020179 in words is "two hundred twenty trillion, twelve billion, twenty-one million, twenty thousand, one hundred seventy-nine".