3220313403 has 12 divisors (see below), whose sum is σ = 4365309624. Its totient is φ = 2111673600.

The previous prime is 3220313399. The next prime is 3220313413. The reversal of 3220313403 is 3043130223.

It is not a de Polignac number, because 3220313403 - 2² = 3220313399 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3220313403.

It is not an unprimeable number, because it can be changed into a prime (3220313413) 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, 133078 + ... + 155403.

It is an arithmetic number, because the mean of its divisors is an integer number (363775802).

Almost surely, 2^3220313403 is an apocalyptic number.

3220313403 is a deficient number, since it is larger than the sum of its proper divisors (1144996221).

3220313403 is an equidigital number, since it uses as much as digits as its factorization.

3220313403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288606 (or 288545 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 3220313403 is about 56747.8052703362. The cubic root of 3220313403 is about 1476.7241587396.

Adding to 3220313403 its reverse (3043130223), we get a palindrome (6263443626).

The spelling of 3220313403 in words is "three billion, two hundred twenty million, three hundred thirteen thousand, four hundred three".