3220111313012 has 12 divisors (see below), whose sum is σ = 6147485234016. Its totient is φ = 1463686960440.

The previous prime is 3220111312967. The next prime is 3220111313051. The reversal of 3220111313012 is 2103131110223.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36592173968 + ... + 36592174055.

It is an arithmetic number, because the mean of its divisors is an integer number (512290436168).

Almost surely, 2^{3220111313012} is an apocalyptic number.

It is an amenable number.

3220111313012 is a deficient number, since it is larger than the sum of its proper divisors (2927373921004).

3220111313012 is a wasteful number, since it uses less digits than its factorization.

3220111313012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73184348038 (or 73184348036 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 3220111313012 its reverse (2103131110223), we get a palindrome (5323242423235).

The spelling of 3220111313012 in words is "three trillion, two hundred twenty billion, one hundred eleven million, three hundred thirteen thousand, twelve".