111004401223 has 2 divisors, whose sum is σ = 111004401224. Its totient is φ = 111004401222.

The previous prime is 111004401133. The next prime is 111004401259. The reversal of 111004401223 is 322104400111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111004401223 - 2¹⁷ = 111004270151 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111004401223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111004401283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55502200611 + 55502200612.

It is an arithmetic number, because the mean of its divisors is an integer number (55502200612).

Almost surely, 2^111004401223 is an apocalyptic number.

111004401223 is a deficient number, since it is larger than the sum of its proper divisors (1).

111004401223 is an equidigital number, since it uses as much as digits as its factorization.

111004401223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 111004401223 its reverse (322104400111), we get a palindrome (433108801334).

The spelling of 111004401223 in words is "one hundred eleven billion, four million, four hundred one thousand, two hundred twenty-three".