111230123103 has 16 divisors (see below), whose sum is σ = 179765856000. Its totient is φ = 67412195640.

The previous prime is 111230123063. The next prime is 111230123143. The reversal of 111230123103 is 301321032111.

111230123103 is a `hidden beast` number, since 111 + 230 + 12 + 310 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (111230123063) and next prime (111230123143).

It is not a de Polignac number, because 111230123103 - 2⁸ = 111230122847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111230123143) 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, 187255803 + ... + 187256396.

It is an arithmetic number, because the mean of its divisors is an integer number (11235366000).

Almost surely, 2^111230123103 is an apocalyptic number.

111230123103 is a deficient number, since it is larger than the sum of its proper divisors (68535732897).

111230123103 is a wasteful number, since it uses less digits than its factorization.

111230123103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374512219 (or 374512213 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 111230123103 its reverse (301321032111), we get a palindrome (412551155214).

The spelling of 111230123103 in words is "one hundred eleven billion, two hundred thirty million, one hundred twenty-three thousand, one hundred three".