22202021089 has 2 divisors, whose sum is σ = 22202021090. Its totient is φ = 22202021088.

The previous prime is 22202021081. The next prime is 22202021111. The reversal of 22202021089 is 98012020222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21967686225 + 234334864 = 148215^2 + 15308^2 .

It is a cyclic number.

It is not a de Polignac number, because 22202021089 - 2³ = 22202021081 is a prime.

It is not a weakly prime, because it can be changed into another prime (22202021081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11101010544 + 11101010545.

It is an arithmetic number, because the mean of its divisors is an integer number (11101010545).

Almost surely, 2^22202021089 is an apocalyptic number.

It is an amenable number.

22202021089 is a deficient number, since it is larger than the sum of its proper divisors (1).

22202021089 is an equidigital number, since it uses as much as digits as its factorization.

22202021089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 28.

The spelling of 22202021089 in words is "twenty-two billion, two hundred two million, twenty-one thousand, eighty-nine".