220222202010091 has 2 divisors, whose sum is σ = 220222202010092. Its totient is φ = 220222202010090.

The previous prime is 220222202010079. The next prime is 220222202010149. The reversal of 220222202010091 is 190010202222022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220222202010091 - 2⁷ = 220222202009963 is a prime.

It is not a weakly prime, because it can be changed into another prime (220222202010491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110111101005045 + 110111101005046.

It is an arithmetic number, because the mean of its divisors is an integer number (110111101005046).

Almost surely, 2^{220222202010091} is an apocalyptic number.

220222202010091 is a deficient number, since it is larger than the sum of its proper divisors (1).

220222202010091 is an equidigital number, since it uses as much as digits as its factorization.

220222202010091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 25.

The spelling of 220222202010091 in words is "two hundred twenty trillion, two hundred twenty-two billion, two hundred two million, ten thousand, ninety-one".