202310089 has 2 divisors, whose sum is σ = 202310090. Its totient is φ = 202310088.

The previous prime is 202310057. The next prime is 202310131. The reversal of 202310089 is 980013202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 169911225 + 32398864 = 13035^2 + 5692^2 .

It is a cyclic number.

It is not a de Polignac number, because 202310089 - 2⁵ = 202310057 is a prime.

It is a super-2 number, since 2×202310089² = 81858744222375842, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (202310029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101155044 + 101155045.

It is an arithmetic number, because the mean of its divisors is an integer number (101155045).

Almost surely, 2^202310089 is an apocalyptic number.

It is an amenable number.

202310089 is a deficient number, since it is larger than the sum of its proper divisors (1).

202310089 is an equidigital number, since it uses as much as digits as its factorization.

202310089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 202310089 is about 14223.5751131704. The cubic root of 202310089 is about 587.0465143313.

The spelling of 202310089 in words is "two hundred two million, three hundred ten thousand, eighty-nine".