202223192989 has 2 divisors, whose sum is σ = 202223192990. Its totient is φ = 202223192988.

The previous prime is 202223192957. The next prime is 202223193001. The reversal of 202223192989 is 989291322202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114272393764 + 87950799225 = 338042^2 + 296565^2 .

It is a cyclic number.

It is not a de Polignac number, because 202223192989 - 2⁵ = 202223192957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202223190989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101111596494 + 101111596495.

It is an arithmetic number, because the mean of its divisors is an integer number (101111596495).

Almost surely, 2^202223192989 is an apocalyptic number.

It is an amenable number.

202223192989 is a deficient number, since it is larger than the sum of its proper divisors (1).

202223192989 is an equidigital number, since it uses as much as digits as its factorization.

202223192989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 49.

The spelling of 202223192989 in words is "two hundred two billion, two hundred twenty-three million, one hundred ninety-two thousand, nine hundred eighty-nine".