111232210144 has 36 divisors (see below), whose sum is σ = 240706281312. Its totient is φ = 50560093760.

The previous prime is 111232210091. The next prime is 111232210151. The reversal of 111232210144 is 441012232111.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14359792 + ... + 14367535.

It is an arithmetic number, because the mean of its divisors is an integer number (6686285592).

Almost surely, 2^111232210144 is an apocalyptic number.

It is an amenable number.

111232210144 is an abundant number, since it is smaller than the sum of its proper divisors (129474071168).

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

111232210144 is a wasteful number, since it uses less digits than its factorization.

111232210144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28727359 (or 28727340 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 111232210144 its reverse (441012232111), we get a palindrome (552244442255).

The spelling of 111232210144 in words is "one hundred eleven billion, two hundred thirty-two million, two hundred ten thousand, one hundred forty-four".