111423410042 has 64 divisors (see below), whose sum is σ = 198108370944. Its totient is φ = 46013123520.

The previous prime is 111423410011. The next prime is 111423410083. The reversal of 111423410042 is 240014324111.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13639043 + ... + 13647209.

It is an arithmetic number, because the mean of its divisors is an integer number (3095443296).

Almost surely, 2^111423410042 is an apocalyptic number.

111423410042 is a deficient number, since it is larger than the sum of its proper divisors (86684960902).

111423410042 is a wasteful number, since it uses less digits than its factorization.

111423410042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8523.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 111423410042 its reverse (240014324111), we get a palindrome (351437734153).

The spelling of 111423410042 in words is "one hundred eleven billion, four hundred twenty-three million, four hundred ten thousand, forty-two".