111400132243 has 16 divisors (see below), whose sum is σ = 115316490240. Its totient is φ = 107504416800.

The previous prime is 111400132189. The next prime is 111400132271. The reversal of 111400132243 is 342231004111.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111400132243 is a prime.

It is a super-2 number, since 2×111400132243² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111400132273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17761198 + ... + 17767468.

It is an arithmetic number, because the mean of its divisors is an integer number (7207280640).

Almost surely, 2^111400132243 is an apocalyptic number.

111400132243 is a deficient number, since it is larger than the sum of its proper divisors (3916357997).

111400132243 is an equidigital number, since it uses as much as digits as its factorization.

111400132243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7818.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 111400132243 its reverse (342231004111), we get a palindrome (453631136354).

The spelling of 111400132243 in words is "one hundred eleven billion, four hundred million, one hundred thirty-two thousand, two hundred forty-three".