323203311203131 has 12 divisors (see below), whose sum is σ = 339113339793760. Its totient is φ = 308010214614960.

The previous prime is 323203311203099. The next prime is 323203311203147. The reversal of 323203311203131 is 131302113302323.

It is a happy number.

It is not a de Polignac number, because 323203311203131 - 2⁵ = 323203311203099 is a prime.

It is a super-2 number, since 2×323203311203131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 323203311203131.

It is not an unprimeable number, because it can be changed into a prime (323203311203431) 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, 1127108196 + ... + 1127394913.

Almost surely, 2^{323203311203131} is an apocalyptic number.

323203311203131 is a deficient number, since it is larger than the sum of its proper divisors (15910028590629).

323203311203131 is a wasteful number, since it uses less digits than its factorization.

323203311203131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2254503426 (or 2254503403 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 28.

Adding to 323203311203131 its reverse (131302113302323), we get a palindrome (454505424505454).

The spelling of 323203311203131 in words is "three hundred twenty-three trillion, two hundred three billion, three hundred eleven million, two hundred three thousand, one hundred thirty-one".