202203113173 has 2 divisors, whose sum is σ = 202203113174. Its totient is φ = 202203113172.

The previous prime is 202203113129. The next prime is 202203113239. The reversal of 202203113173 is 371311302202.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 137891167569 + 64311945604 = 371337^2 + 253598^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202203113173 is a prime.

It is a super-2 number, since 2×202203113173² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202203113473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101101556586 + 101101556587.

It is an arithmetic number, because the mean of its divisors is an integer number (101101556587).

Almost surely, 2^202203113173 is an apocalyptic number.

It is an amenable number.

202203113173 is a deficient number, since it is larger than the sum of its proper divisors (1).

202203113173 is an equidigital number, since it uses as much as digits as its factorization.

202203113173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 25.

Adding to 202203113173 its reverse (371311302202), we get a palindrome (573514415375).

The spelling of 202203113173 in words is "two hundred two billion, two hundred three million, one hundred thirteen thousand, one hundred seventy-three".