12401130042103 has 4 divisors (see below), whose sum is σ = 13528505500488. Its totient is φ = 11273754583720.

The previous prime is 12401130042043. The next prime is 12401130042109. The reversal of 12401130042103 is 30124003110421.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12401130042103 is a prime.

It is a super-2 number, since 2×12401130042103² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12401130042109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 563687729176 + ... + 563687729197.

It is an arithmetic number, because the mean of its divisors is an integer number (3382126375122).

Almost surely, 2^{12401130042103} is an apocalyptic number.

12401130042103 is a deficient number, since it is larger than the sum of its proper divisors (1127375458385).

12401130042103 is a wasteful number, since it uses less digits than its factorization.

12401130042103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1127375458384.

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

Adding to 12401130042103 its reverse (30124003110421), we get a palindrome (42525133152524).

The spelling of 12401130042103 in words is "twelve trillion, four hundred one billion, one hundred thirty million, forty-two thousand, one hundred three".