111113233142 has 32 divisors (see below), whose sum is σ = 176601600000. Its totient is φ = 52352114976.

The previous prime is 111113233139. The next prime is 111113233181. The reversal of 111113233142 is 241332311111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 358859 + ... + 592457.

It is an arithmetic number, because the mean of its divisors is an integer number (5518800000).

Almost surely, 2^111113233142 is an apocalyptic number.

111113233142 is a deficient number, since it is larger than the sum of its proper divisors (65488366858).

111113233142 is a wasteful number, since it uses less digits than its factorization.

111113233142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233828.

The product of its digits is 432, while the sum is 23.

Adding to 111113233142 its reverse (241332311111), we get a palindrome (352445544253).

The spelling of 111113233142 in words is "one hundred eleven billion, one hundred thirteen million, two hundred thirty-three thousand, one hundred forty-two".