111204034123 has 8 divisors (see below), whose sum is σ = 136866503648. Its totient is φ = 87985609344.

The previous prime is 111204034099. The next prime is 111204034127. The reversal of 111204034123 is 321430402111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111204034123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111204034094 and 111204034103.

It is not an unprimeable number, because it can be changed into a prime (111204034127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 611011086 + ... + 611011267.

It is an arithmetic number, because the mean of its divisors is an integer number (17108312956).

Almost surely, 2^111204034123 is an apocalyptic number.

111204034123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

111204034123 is a deficient number, since it is larger than the sum of its proper divisors (25662469525).

111204034123 is a wasteful number, since it uses less digits than its factorization.

111204034123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222022373.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 111204034123 its reverse (321430402111), we get a palindrome (432634436234).

The spelling of 111204034123 in words is "one hundred eleven billion, two hundred four million, thirty-four thousand, one hundred twenty-three".