1233112112 has 20 divisors (see below), whose sum is σ = 2413788216. Its totient is φ = 610199040.

The previous prime is 1233112091. The next prime is 1233112117. The reversal of 1233112112 is 2112113321.

It is a super-2 number, since 2×1233112112² = 3041130961522201088, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1233112117) 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, 395714 + ... + 398817.

Almost surely, 2^1233112112 is an apocalyptic number.

It is an amenable number.

1233112112 is a deficient number, since it is larger than the sum of its proper divisors (1180676104).

1233112112 is an equidigital number, since it uses as much as digits as its factorization.

1233112112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794636 (or 794630 counting only the distinct ones).

The product of its digits is 72, while the sum is 17.

The square root of 1233112112 is about 35115.6960916340. The cubic root of 1233112112 is about 1072.3441523300.

Adding to 1233112112 its reverse (2112113321), we get a palindrome (3345225433).

The spelling of 1233112112 in words is "one billion, two hundred thirty-three million, one hundred twelve thousand, one hundred twelve".