3221313323 has 24 divisors (see below), whose sum is σ = 3678040224. Its totient is φ = 2806129920.

The previous prime is 3221313313. The next prime is 3221313331. The reversal of 3221313323 is 3233131223.

It is not a de Polignac number, because 3221313323 - 2²⁴ = 3204536107 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3221313313) 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, 371465 + ... + 380037.

It is an arithmetic number, because the mean of its divisors is an integer number (153251676).

Almost surely, 2^3221313323 is an apocalyptic number.

3221313323 is a deficient number, since it is larger than the sum of its proper divisors (456726901).

3221313323 is a wasteful number, since it uses less digits than its factorization.

3221313323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8675 (or 8644 counting only the distinct ones).

The product of its digits is 1944, while the sum is 23.

The square root of 3221313323 is about 56756.6147951056. The cubic root of 3221313323 is about 1476.8769858128.

Adding to 3221313323 its reverse (3233131223), we get a palindrome (6454444546).

The spelling of 3221313323 in words is "three billion, two hundred twenty-one million, three hundred thirteen thousand, three hundred twenty-three".