111042533023 has 2 divisors, whose sum is σ = 111042533024. Its totient is φ = 111042533022.

The previous prime is 111042532999. The next prime is 111042533033. The reversal of 111042533023 is 320335240111.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111042533023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111042533033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55521266511 + 55521266512.

It is an arithmetic number, because the mean of its divisors is an integer number (55521266512).

Almost surely, 2^111042533023 is an apocalyptic number.

111042533023 is a deficient number, since it is larger than the sum of its proper divisors (1).

111042533023 is an equidigital number, since it uses as much as digits as its factorization.

111042533023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 111042533023 its reverse (320335240111), we get a palindrome (431377773134).

The spelling of 111042533023 in words is "one hundred eleven billion, forty-two million, five hundred thirty-three thousand, twenty-three".