111334023243 has 12 divisors (see below), whose sum is σ = 161332908048. Its totient is φ = 73984022160.

The previous prime is 111334023217. The next prime is 111334023253. The reversal of 111334023243 is 342320433111.

It is a happy number.

111334023243 is a `hidden beast` number, since 1 + 1 + 1 + 334 + 0 + 2 + 324 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-111334023243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111334023253) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19885380 + ... + 19890977.

It is an arithmetic number, because the mean of its divisors is an integer number (13444409004).

Almost surely, 2^111334023243 is an apocalyptic number.

111334023243 is a deficient number, since it is larger than the sum of its proper divisors (49998884805).

111334023243 is a wasteful number, since it uses less digits than its factorization.

111334023243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39776674 (or 39776671 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 111334023243 its reverse (342320433111), we get a palindrome (453654456354).

The spelling of 111334023243 in words is "one hundred eleven billion, three hundred thirty-four million, twenty-three thousand, two hundred forty-three".