12002132033123 has 4 divisors (see below), whose sum is σ = 12020682469680. Its totient is φ = 11983581596568.

The previous prime is 12002132033053. The next prime is 12002132033149. The reversal of 12002132033123 is 32133023120021.

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-12002132033123 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12002132033173) 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, 9275217308 + ... + 9275218601.

It is an arithmetic number, because the mean of its divisors is an integer number (3005170617420).

Almost surely, 2^{12002132033123} is an apocalyptic number.

12002132033123 is a deficient number, since it is larger than the sum of its proper divisors (18550436557).

12002132033123 is an equidigital number, since it uses as much as digits as its factorization.

12002132033123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18550436556.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 12002132033123 its reverse (32133023120021), we get a palindrome (44135155153144).

The spelling of 12002132033123 in words is "twelve trillion, two billion, one hundred thirty-two million, thirty-three thousand, one hundred twenty-three".