111340321223 has 2 divisors, whose sum is σ = 111340321224. Its totient is φ = 111340321222.

The previous prime is 111340321219. The next prime is 111340321243. The reversal of 111340321223 is 322123043111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111340321223 - 2² = 111340321219 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111340321243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55670160611 + 55670160612.

It is an arithmetic number, because the mean of its divisors is an integer number (55670160612).

Almost surely, 2^111340321223 is an apocalyptic number.

111340321223 is a deficient number, since it is larger than the sum of its proper divisors (1).

111340321223 is an equidigital number, since it uses as much as digits as its factorization.

111340321223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 111340321223 its reverse (322123043111), we get a palindrome (433463364334).

The spelling of 111340321223 in words is "one hundred eleven billion, three hundred forty million, three hundred twenty-one thousand, two hundred twenty-three".