111232112412 has 24 divisors (see below), whose sum is σ = 274808748816. Its totient is φ = 34896348928.

The previous prime is 111232112399. The next prime is 111232112413. The reversal of 111232112412 is 214211232111.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111232112413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272627523 + ... + 272627930.

It is an arithmetic number, because the mean of its divisors is an integer number (11450364534).

Almost surely, 2^111232112412 is an apocalyptic number.

111232112412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111232112412 is an abundant number, since it is smaller than the sum of its proper divisors (163576636404).

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

111232112412 is a wasteful number, since it uses less digits than its factorization.

111232112412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545255477 (or 545255475 counting only the distinct ones).

The product of its digits is 192, while the sum is 21.

Adding to 111232112412 its reverse (214211232111), we get a palindrome (325443344523).

The spelling of 111232112412 in words is "one hundred eleven billion, two hundred thirty-two million, one hundred twelve thousand, four hundred twelve".