111232224553 has 4 divisors (see below), whose sum is σ = 111978749700. Its totient is φ = 110485699408.

The previous prime is 111232224547. The next prime is 111232224577. The reversal of 111232224553 is 355422232111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 32545242409 + 78686982144 = 180403^2 + 280512^2 .

It is a cyclic number.

It is not a de Polignac number, because 111232224553 - 2¹⁷ = 111232093481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111232224253) 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, 373262350 + ... + 373262647.

It is an arithmetic number, because the mean of its divisors is an integer number (27994687425).

Almost surely, 2^111232224553 is an apocalyptic number.

It is an amenable number.

111232224553 is a deficient number, since it is larger than the sum of its proper divisors (746525147).

111232224553 is an equidigital number, since it uses as much as digits as its factorization.

111232224553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746525146.

The product of its digits is 14400, while the sum is 31.

Adding to 111232224553 its reverse (355422232111), we get a palindrome (466654456664).

The spelling of 111232224553 in words is "one hundred eleven billion, two hundred thirty-two million, two hundred twenty-four thousand, five hundred fifty-three".