12016123042103 has 16 divisors (see below), whose sum is σ = 12391922363040. Its totient is φ = 11643046243200.

The previous prime is 12016123042019. The next prime is 12016123042117. The reversal of 12016123042103 is 30124032161021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12016123042103 - 2³⁰ = 12015049300279 is a prime.

It is a super-2 number, since 2×12016123042103² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12016123042153) 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, 23746313 + ... + 24247053.

It is an arithmetic number, because the mean of its divisors is an integer number (774495147690).

Almost surely, 2^{12016123042103} is an apocalyptic number.

12016123042103 is a deficient number, since it is larger than the sum of its proper divisors (375799320937).

12016123042103 is a wasteful number, since it uses less digits than its factorization.

12016123042103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503458.

The product of its (nonzero) digits is 1728, while the sum is 26.

The spelling of 12016123042103 in words is "twelve trillion, sixteen billion, one hundred twenty-three million, forty-two thousand, one hundred three".