3220012003 has 8 divisors (see below), whose sum is σ = 3488472288. Its totient is φ = 2954518464.

The previous prime is 3220012001. The next prime is 3220012009. The reversal of 3220012003 is 3002100223.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3220012003 - 2¹ = 3220012001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3220012001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 739426 + ... + 743767.

It is an arithmetic number, because the mean of its divisors is an integer number (436059036).

Almost surely, 2^3220012003 is an apocalyptic number.

3220012003 is a deficient number, since it is larger than the sum of its proper divisors (268460285).

3220012003 is a wasteful number, since it uses less digits than its factorization.

3220012003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1483373.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 3220012003 is about 56745.1495988864. The cubic root of 3220012003 is about 1476.6780867696.

Adding to 3220012003 its reverse (3002100223), we get a palindrome (6222112226).

The spelling of 3220012003 in words is "three billion, two hundred twenty million, twelve thousand, three".