111110321123 has 8 divisors (see below), whose sum is σ = 111636390528. Its totient is φ = 110584672704.

The previous prime is 111110321081. The next prime is 111110321137. The reversal of 111110321123 is 321123011111.

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

It is a cyclic number.

It is not a de Polignac number, because 111110321123 - 2⁶ = 111110321059 is a prime.

It is a super-2 number, since 2×111110321123² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111110321183) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 430286 + ... + 638252.

It is an arithmetic number, because the mean of its divisors is an integer number (13954548816).

Almost surely, 2^111110321123 is an apocalyptic number.

111110321123 is a deficient number, since it is larger than the sum of its proper divisors (526069405).

111110321123 is a wasteful number, since it uses less digits than its factorization.

111110321123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210493.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 111110321123 its reverse (321123011111), we get a palindrome (432233332234).

The spelling of 111110321123 in words is "one hundred eleven billion, one hundred ten million, three hundred twenty-one thousand, one hundred twenty-three".