111023134143 has 8 divisors (see below), whose sum is σ = 148157264256. Its totient is φ = 73952213400.

The previous prime is 111023134127. The next prime is 111023134151. The reversal of 111023134143 is 341431320111.

It is a happy number.

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

It is not a de Polignac number, because 111023134143 - 2⁴ = 111023134127 is a prime.

It is a super-2 number, since 2×111023134143² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111023134153) 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, 15798243 + ... + 15805268.

It is an arithmetic number, because the mean of its divisors is an integer number (18519658032).

Almost surely, 2^111023134143 is an apocalyptic number.

111023134143 is a deficient number, since it is larger than the sum of its proper divisors (37134130113).

111023134143 is a wasteful number, since it uses less digits than its factorization.

111023134143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31604685.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 111023134143 its reverse (341431320111), we get a palindrome (452454454254).

The spelling of 111023134143 in words is "one hundred eleven billion, twenty-three million, one hundred thirty-four thousand, one hundred forty-three".