3111233312112 has 20 divisors (see below), whose sum is σ = 8037352723080. Its totient is φ = 1037077770688.

The previous prime is 3111233312093. The next prime is 3111233312137. The reversal of 3111233312112 is 2112133321113.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

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, 32408680287 + ... + 32408680382.

It is an arithmetic number, because the mean of its divisors is an integer number (401867636154).

Almost surely, 2^{3111233312112} is an apocalyptic number.

It is an amenable number.

3111233312112 is an abundant number, since it is smaller than the sum of its proper divisors (4926119410968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3111233312112 is a wasteful number, since it uses less digits than its factorization.

3111233312112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64817360680 (or 64817360674 counting only the distinct ones).

The product of its digits is 648, while the sum is 24.

Adding to 3111233312112 its reverse (2112133321113), we get a palindrome (5223366633225).

Subtracting from 3111233312112 its reverse (2112133321113), we obtain a palindrome (999099990999).

The spelling of 3111233312112 in words is "three trillion, one hundred eleven billion, two hundred thirty-three million, three hundred twelve thousand, one hundred twelve".