111142234331 has 8 divisors (see below), whose sum is σ = 115389804720. Its totient is φ = 106922335968.

The previous prime is 111142234321. The next prime is 111142234351. The reversal of 111142234331 is 133432241111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111142234331 - 2¹⁸ = 111141972187 is a prime.

It is a super-2 number, since 2×111142234331² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111142234331.

It is not an unprimeable number, because it can be changed into a prime (111142234321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6909821 + ... + 6925886.

It is an arithmetic number, because the mean of its divisors is an integer number (14423725590).

Almost surely, 2^111142234331 is an apocalyptic number.

111142234331 is a deficient number, since it is larger than the sum of its proper divisors (4247570389).

111142234331 is a wasteful number, since it uses less digits than its factorization.

111142234331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13836013.

The product of its digits is 1728, while the sum is 26.

Adding to 111142234331 its reverse (133432241111), we get a palindrome (244574475442).

The spelling of 111142234331 in words is "one hundred eleven billion, one hundred forty-two million, two hundred thirty-four thousand, three hundred thirty-one".