3123322321213 has 16 divisors (see below), whose sum is σ = 3401974944000. Its totient is φ = 2856150303552.

The previous prime is 3123322321153. The next prime is 3123322321253. The reversal of 3123322321213 is 3121232233213.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3123322321213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3123322321253) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1345708 + ... + 2838586.

It is an arithmetic number, because the mean of its divisors is an integer number (212623434000).

Almost surely, 2^{3123322321213} is an apocalyptic number.

It is an amenable number.

3123322321213 is a deficient number, since it is larger than the sum of its proper divisors (278652622787).

3123322321213 is a wasteful number, since it uses less digits than its factorization.

3123322321213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1496724.

The product of its digits is 7776, while the sum is 28.

Adding to 3123322321213 its reverse (3121232233213), we get a palindrome (6244554554426).

The spelling of 3123322321213 in words is "three trillion, one hundred twenty-three billion, three hundred twenty-two million, three hundred twenty-one thousand, two hundred thirteen".