3203131323 has 24 divisors (see below), whose sum is σ = 4970403648. Its totient is φ = 1829520336.

The previous prime is 3203131319. The next prime is 3203131331. The reversal of 3203131323 is 3231313023.

It is not a de Polignac number, because 3203131323 - 2² = 3203131319 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 3203131323.

It is not an unprimeable number, because it can be changed into a prime (3203131223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 467440 + ... + 474242.

It is an arithmetic number, because the mean of its divisors is an integer number (207100152).

Almost surely, 2^3203131323 is an apocalyptic number.

3203131323 is a deficient number, since it is larger than the sum of its proper divisors (1767272325).

3203131323 is a wasteful number, since it uses less digits than its factorization.

3203131323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10023 (or 10016 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 21.

The square root of 3203131323 is about 56596.2129740144. The cubic root of 3203131323 is about 1474.0931049494.

Adding to 3203131323 its reverse (3231313023), we get a palindrome (6434444346).

The spelling of 3203131323 in words is "three billion, two hundred three million, one hundred thirty-one thousand, three hundred twenty-three".