202253311031 has 2 divisors, whose sum is σ = 202253311032. Its totient is φ = 202253311030.

The previous prime is 202253311019. The next prime is 202253311049. The reversal of 202253311031 is 130113352202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202253311031 - 2²⁶ = 202186202167 is a prime.

It is a super-2 number, since 2×202253311031² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 202253310988 and 202253311006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202253311061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101126655515 + 101126655516.

It is an arithmetic number, because the mean of its divisors is an integer number (101126655516).

Almost surely, 2^202253311031 is an apocalyptic number.

202253311031 is a deficient number, since it is larger than the sum of its proper divisors (1).

202253311031 is an equidigital number, since it uses as much as digits as its factorization.

202253311031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 202253311031 its reverse (130113352202), we get a palindrome (332366663233).

The spelling of 202253311031 in words is "two hundred two billion, two hundred fifty-three million, three hundred eleven thousand, thirty-one".