220311333109979 has 2 divisors, whose sum is σ = 220311333109980. Its totient is φ = 220311333109978.

The previous prime is 220311333109961. The next prime is 220311333110087. The reversal of 220311333109979 is 979901333113022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220311333109979 - 2⁸ = 220311333109723 is a prime.

It is a super-2 number, since 2×220311333109979² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 220311333109979.

It is not a weakly prime, because it can be changed into another prime (220311330109979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110155666554989 + 110155666554990.

It is an arithmetic number, because the mean of its divisors is an integer number (110155666554990).

Almost surely, 2^{220311333109979} is an apocalyptic number.

220311333109979 is a deficient number, since it is larger than the sum of its proper divisors (1).

220311333109979 is an equidigital number, since it uses as much as digits as its factorization.

220311333109979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1653372, while the sum is 53.

The spelling of 220311333109979 in words is "two hundred twenty trillion, three hundred eleven billion, three hundred thirty-three million, one hundred nine thousand, nine hundred seventy-nine".