23445112111 has 16 divisors (see below), whose sum is σ = 24756434560. Its totient is φ = 22141654560.

The previous prime is 23445112091. The next prime is 23445112127. The reversal of 23445112111 is 11121154432.

It is a happy number.

It is not a de Polignac number, because 23445112111 - 2⁷ = 23445111983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23445112151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13419340 + ... + 13421086.

It is an arithmetic number, because the mean of its divisors is an integer number (1547277160).

Almost surely, 2^23445112111 is an apocalyptic number.

23445112111 is a deficient number, since it is larger than the sum of its proper divisors (1311322449).

23445112111 is a wasteful number, since it uses less digits than its factorization.

23445112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3574.

The product of its digits is 960, while the sum is 25.

Adding to 23445112111 its reverse (11121154432), we get a palindrome (34566266543).

The spelling of 23445112111 in words is "twenty-three billion, four hundred forty-five million, one hundred twelve thousand, one hundred eleven".