202232313 has 12 divisors (see below), whose sum is σ = 301536768. Its totient is φ = 130472280.

The previous prime is 202232309. The next prime is 202232321. The reversal of 202232313 is 313232202.

It is a happy number.

It is not a de Polignac number, because 202232313 - 2² = 202232309 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202232113) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 362145 + ... + 362702.

It is an arithmetic number, because the mean of its divisors is an integer number (25128064).

Almost surely, 2^202232313 is an apocalyptic number.

It is an amenable number.

202232313 is a deficient number, since it is larger than the sum of its proper divisors (99304455).

202232313 is a wasteful number, since it uses less digits than its factorization.

202232313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724884 (or 724881 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 202232313 is about 14220.8407979275. The cubic root of 202232313 is about 586.9712767227.

Adding to 202232313 its reverse (313232202), we get a palindrome (515464515).

The spelling of 202232313 in words is "two hundred two million, two hundred thirty-two thousand, three hundred thirteen".