3123103112 has 32 divisors (see below), whose sum is σ = 6167361600. Its totient is φ = 1478562624.

The previous prime is 3123103073. The next prime is 3123103147. The reversal of 3123103112 is 2113013213.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 350213 + ... + 359019.

It is an arithmetic number, because the mean of its divisors is an integer number (192730050).

Almost surely, 2^3123103112 is an apocalyptic number.

It is an amenable number.

3123103112 is a deficient number, since it is larger than the sum of its proper divisors (3044258488).

3123103112 is a wasteful number, since it uses less digits than its factorization.

3123103112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11165 (or 11161 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 3123103112 is about 55884.7305800073. The cubic root of 3123103112 is about 1461.7129940774.

Adding to 3123103112 its reverse (2113013213), we get a palindrome (5236116325).

The spelling of 3123103112 in words is "three billion, one hundred twenty-three million, one hundred three thousand, one hundred twelve".