12042144302123 has 8 divisors (see below), whose sum is σ = 13146113275008. Its totient is φ = 10963553926464.

The previous prime is 12042144302093. The next prime is 12042144302147. The reversal of 12042144302123 is 32120344124021.

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 12042144302123 - 2⁸ = 12042144301867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12042144302173) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6344648315 + ... + 6344650212.

It is an arithmetic number, because the mean of its divisors is an integer number (1643264159376).

Almost surely, 2^{12042144302123} is an apocalyptic number.

12042144302123 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12042144302123 is a deficient number, since it is larger than the sum of its proper divisors (1103968972885).

12042144302123 is a wasteful number, since it uses less digits than its factorization.

12042144302123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12689298613.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 12042144302123 its reverse (32120344124021), we get a palindrome (44162488426144).

The spelling of 12042144302123 in words is "twelve trillion, forty-two billion, one hundred forty-four million, three hundred two thousand, one hundred twenty-three".