111000132123 has 64 divisors (see below), whose sum is σ = 164629463040. Its totient is φ = 66208361472.

The previous prime is 111000132071. The next prime is 111000132149. The reversal of 111000132123 is 321231000111.

It is a happy number.

It is not a de Polignac number, because 111000132123 - 2¹³ = 111000123931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111000132323) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 74646286 + ... + 74647772.

It is an arithmetic number, because the mean of its divisors is an integer number (2572335360).

Almost surely, 2^111000132123 is an apocalyptic number.

111000132123 is a deficient number, since it is larger than the sum of its proper divisors (53629330917).

111000132123 is a wasteful number, since it uses less digits than its factorization.

111000132123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2216.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 111000132123 its reverse (321231000111), we get a palindrome (432231132234).

The spelling of 111000132123 in words is "one hundred eleven billion, one hundred thirty-two thousand, one hundred twenty-three".