2022122220991 has 2 divisors, whose sum is σ = 2022122220992. Its totient is φ = 2022122220990.

The previous prime is 2022122220971. The next prime is 2022122221013. The reversal of 2022122220991 is 1990222212202.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2022122220991 - 2²¹ = 2022120123839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2022122220961) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011061110495 + 1011061110496.

It is an arithmetic number, because the mean of its divisors is an integer number (1011061110496).

Almost surely, 2^{2022122220991} is an apocalyptic number.

2022122220991 is a deficient number, since it is larger than the sum of its proper divisors (1).

2022122220991 is an equidigital number, since it uses as much as digits as its factorization.

2022122220991 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 34.

The spelling of 2022122220991 in words is "two trillion, twenty-two billion, one hundred twenty-two million, two hundred twenty thousand, nine hundred ninety-one".