323235252031 has 4 divisors (see below), whose sum is σ = 323257677552. Its totient is φ = 323212826512.

The previous prime is 323235252019. The next prime is 323235252047. The reversal of 323235252031 is 130252532323.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 130252532323 = 24977 ⋅5214899.

It is a cyclic number.

It is not a de Polignac number, because 323235252031 - 2²⁹ = 322698381119 is a prime.

It is a super-2 number, since 2×323235252031² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 323235251984 and 323235252002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323235252071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11191126 + ... + 11219971.

It is an arithmetic number, because the mean of its divisors is an integer number (80814419388).

Almost surely, 2^323235252031 is an apocalyptic number.

323235252031 is a deficient number, since it is larger than the sum of its proper divisors (22425521).

323235252031 is a wasteful number, since it uses less digits than its factorization.

323235252031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22425520.

The product of its (nonzero) digits is 32400, while the sum is 31.

Adding to 323235252031 its reverse (130252532323), we get a palindrome (453487784354).

The spelling of 323235252031 in words is "three hundred twenty-three billion, two hundred thirty-five million, two hundred fifty-two thousand, thirty-one".