111453325231 has 4 divisors (see below), whose sum is σ = 111478302432. Its totient is φ = 111428348032.

The previous prime is 111453325229. The next prime is 111453325261. The reversal of 111453325231 is 132523354111.

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

It is a cyclic number.

It is not a de Polignac number, because 111453325231 - 2¹ = 111453325229 is a prime.

It is a super-2 number, since 2×111453325231² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111453325193 and 111453325202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111453325261) 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, 12481906 + ... + 12490831.

It is an arithmetic number, because the mean of its divisors is an integer number (27869575608).

Almost surely, 2^111453325231 is an apocalyptic number.

111453325231 is a deficient number, since it is larger than the sum of its proper divisors (24977201).

111453325231 is an equidigital number, since it uses as much as digits as its factorization.

111453325231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24977200.

The product of its digits is 10800, while the sum is 31.

Adding to 111453325231 its reverse (132523354111), we get a palindrome (243976679342).

The spelling of 111453325231 in words is "one hundred eleven billion, four hundred fifty-three million, three hundred twenty-five thousand, two hundred thirty-one".