111230122312 has 16 divisors (see below), whose sum is σ = 209956189500. Its totient is φ = 55241805120.

The previous prime is 111230122301. The next prime is 111230122313. The reversal of 111230122312 is 213221032111.

It can be written as a sum of positive squares in 2 ways, for example, as 97535037636 + 13695084676 = 312306^2 + 117026^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 111230122312.

It is not an unprimeable number, because it can be changed into a prime (111230122313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46655739 + ... + 46658122.

Almost surely, 2^111230122312 is an apocalyptic number.

It is an amenable number.

111230122312 is a deficient number, since it is larger than the sum of its proper divisors (98726067188).

111230122312 is a wasteful number, since it uses less digits than its factorization.

111230122312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93314016 (or 93314012 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 111230122312 its reverse (213221032111), we get a palindrome (324451154423).

The spelling of 111230122312 in words is "one hundred eleven billion, two hundred thirty million, one hundred twenty-two thousand, three hundred twelve".