111434200042 has 48 divisors (see below), whose sum is σ = 187088993280. Its totient is φ = 49733671680.

The previous prime is 111434200039. The next prime is 111434200061. The reversal of 111434200042 is 240002434111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 111434199986 and 111434200022.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2962509 + ... + 2999887.

It is an arithmetic number, because the mean of its divisors is an integer number (3897687360).

Almost surely, 2^111434200042 is an apocalyptic number.

111434200042 is a deficient number, since it is larger than the sum of its proper divisors (75654793238).

111434200042 is a wasteful number, since it uses less digits than its factorization.

111434200042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37627 (or 37616 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 111434200042 its reverse (240002434111), we get a palindrome (351436634153).

The spelling of 111434200042 in words is "one hundred eleven billion, four hundred thirty-four million, two hundred thousand, forty-two".