111324303021431 has 4 divisors (see below), whose sum is σ = 111325975804512. Its totient is φ = 111322630238352.

The previous prime is 111324303021377. The next prime is 111324303021439. The reversal of 111324303021431 is 134120303423111.

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 111324303021431 - 2²² = 111324298827127 is a prime.

It is a super-2 number, since 2×111324303021431² (a number of 29 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 = 111324303021394 and 111324303021403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111324303021439) 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, 836291711 + ... + 836424816.

It is an arithmetic number, because the mean of its divisors is an integer number (27831493951128).

Almost surely, 2^{111324303021431} is an apocalyptic number.

111324303021431 is a deficient number, since it is larger than the sum of its proper divisors (1672783081).

111324303021431 is an equidigital number, since it uses as much as digits as its factorization.

111324303021431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1672783080.

The product of its (nonzero) digits is 5184, while the sum is 29.

Adding to 111324303021431 its reverse (134120303423111), we get a palindrome (245444606444542).

The spelling of 111324303021431 in words is "one hundred eleven trillion, three hundred twenty-four billion, three hundred three million, twenty-one thousand, four hundred thirty-one".