111032121223 has 2 divisors, whose sum is σ = 111032121224. Its totient is φ = 111032121222.

The previous prime is 111032121173. The next prime is 111032121227. The reversal of 111032121223 is 322121230111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111032121223 - 2²¹ = 111030024071 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 111032121223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111032121227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55516060611 + 55516060612.

It is an arithmetic number, because the mean of its divisors is an integer number (55516060612).

Almost surely, 2^111032121223 is an apocalyptic number.

111032121223 is a deficient number, since it is larger than the sum of its proper divisors (1).

111032121223 is an equidigital number, since it uses as much as digits as its factorization.

111032121223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 111032121223 its reverse (322121230111), we get a palindrome (433153351334).

The spelling of 111032121223 in words is "one hundred eleven billion, thirty-two million, one hundred twenty-one thousand, two hundred twenty-three".