111433342252143 has 16 divisors (see below), whose sum is σ = 148814761711616. Its totient is φ = 74170500992640.

The previous prime is 111433342252079. The next prime is 111433342252217. The reversal of 111433342252143 is 341252243334111.

It is not a de Polignac number, because 111433342252143 - 2⁶ = 111433342252079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111433342257143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6685018 + ... + 16357143.

It is an arithmetic number, because the mean of its divisors is an integer number (9300922606976).

Almost surely, 2^{111433342252143} is an apocalyptic number.

111433342252143 is a deficient number, since it is larger than the sum of its proper divisors (37381419459473).

111433342252143 is a wasteful number, since it uses less digits than its factorization.

111433342252143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23044734.

The product of its digits is 207360, while the sum is 39.

Adding to 111433342252143 its reverse (341252243334111), we get a palindrome (452685585586254).

The spelling of 111433342252143 in words is "one hundred eleven trillion, four hundred thirty-three billion, three hundred forty-two million, two hundred fifty-two thousand, one hundred forty-three".