2022021220979 has 2 divisors, whose sum is σ = 2022021220980. Its totient is φ = 2022021220978.

The previous prime is 2022021220913. The next prime is 2022021221027. The reversal of 2022021220979 is 9790221202202.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2022021220979 is a prime.

It is not a weakly prime, because it can be changed into another prime (2022021220279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011010610489 + 1011010610490.

It is an arithmetic number, because the mean of its divisors is an integer number (1011010610490).

Almost surely, 2^{2022021220979} is an apocalyptic number.

2022021220979 is a deficient number, since it is larger than the sum of its proper divisors (1).

2022021220979 is an equidigital number, since it uses as much as digits as its factorization.

2022021220979 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36288, while the sum is 38.

The spelling of 2022021220979 in words is "two trillion, twenty-two billion, twenty-one million, two hundred twenty thousand, nine hundred seventy-nine".