111113233143 has 12 divisors (see below), whose sum is σ = 162843636984. Its totient is φ = 67341353200.

The previous prime is 111113233139. The next prime is 111113233181. The reversal of 111113233143 is 341332311111.

It is not a de Polignac number, because 111113233143 - 2² = 111113233139 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111113233103) 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, 153048168 + ... + 153048893.

It is an arithmetic number, because the mean of its divisors is an integer number (13570303082).

Almost surely, 2^111113233143 is an apocalyptic number.

111113233143 is a deficient number, since it is larger than the sum of its proper divisors (51730403841).

111113233143 is a wasteful number, since it uses less digits than its factorization.

111113233143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306097086 (or 306097075 counting only the distinct ones).

The product of its digits is 648, while the sum is 24.

Adding to 111113233143 its reverse (341332311111), we get a palindrome (452445544254).

The spelling of 111113233143 in words is "one hundred eleven billion, one hundred thirteen million, two hundred thirty-three thousand, one hundred forty-three".