22002198973 has 2 divisors, whose sum is σ = 22002198974. Its totient is φ = 22002198972.

The previous prime is 22002198941. The next prime is 22002198979. The reversal of 22002198973 is 37989120022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18120659769 + 3881539204 = 134613^2 + 62302^2 .

It is a cyclic number.

It is not a de Polignac number, because 22002198973 - 2⁵ = 22002198941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22002198979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11001099486 + 11001099487.

It is an arithmetic number, because the mean of its divisors is an integer number (11001099487).

Almost surely, 2^22002198973 is an apocalyptic number.

It is an amenable number.

22002198973 is a deficient number, since it is larger than the sum of its proper divisors (1).

22002198973 is an equidigital number, since it uses as much as digits as its factorization.

22002198973 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 43.

The spelling of 22002198973 in words is "twenty-two billion, two million, one hundred ninety-eight thousand, nine hundred seventy-three".