3203231313 has 32 divisors (see below), whose sum is σ = 4462093440. Its totient is φ = 2042357760.

The previous prime is 3203231309. The next prime is 3203231327. The reversal of 3203231313 is 3131323023.

It is not a de Polignac number, because 3203231313 - 2² = 3203231309 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3203231313.

It is not an unprimeable number, because it can be changed into a prime (3203231393) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1606245 + ... + 1608237.

It is an arithmetic number, because the mean of its divisors is an integer number (139440420).

Almost surely, 2^3203231313 is an apocalyptic number.

It is an amenable number.

3203231313 is a deficient number, since it is larger than the sum of its proper divisors (1258862127).

3203231313 is a wasteful number, since it uses less digits than its factorization.

3203231313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2289.

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

The square root of 3203231313 is about 56597.0963301122. The cubic root of 3203231313 is about 1474.1084433814.

Adding to 3203231313 its reverse (3131323023), we get a palindrome (6334554336).

The spelling of 3203231313 in words is "three billion, two hundred three million, two hundred thirty-one thousand, three hundred thirteen".