3111103312 has 40 divisors (see below), whose sum is σ = 6079689000. Its totient is φ = 1542193152.

The previous prime is 3111103291. The next prime is 3111103337. The reversal of 3111103312 is 2133011113.

It can be written as a sum of positive squares in 4 ways, for example, as 506430016 + 2604673296 = 22504^2 + 51036^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

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, 1832448 + ... + 1834144.

It is an arithmetic number, because the mean of its divisors is an integer number (151992225).

Almost surely, 2^3111103312 is an apocalyptic number.

It is an amenable number.

3111103312 is a deficient number, since it is larger than the sum of its proper divisors (2968585688).

3111103312 is a wasteful number, since it uses less digits than its factorization.

3111103312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2623 (or 2617 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 3111103312 is about 55777.2651893224. The cubic root of 3111103312 is about 1459.8384934251.

Adding to 3111103312 its reverse (2133011113), we get a palindrome (5244114425).

The spelling of 3111103312 in words is "three billion, one hundred eleven million, one hundred three thousand, three hundred twelve".