12042130033 has 4 divisors (see below), whose sum is σ = 12565700928. Its totient is φ = 11518559140.

The previous prime is 12042130007. The next prime is 12042130043. The reversal of 12042130033 is 33003124021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12042130033 - 2²¹ = 12040032881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12042130003) 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, 261785413 + ... + 261785458.

It is an arithmetic number, because the mean of its divisors is an integer number (3141425232).

Almost surely, 2^12042130033 is an apocalyptic number.

It is an amenable number.

12042130033 is a deficient number, since it is larger than the sum of its proper divisors (523570895).

12042130033 is an equidigital number, since it uses as much as digits as its factorization.

12042130033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523570894.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 12042130033 its reverse (33003124021), we get a palindrome (45045254054).

The spelling of 12042130033 in words is "twelve billion, forty-two million, one hundred thirty thousand, thirty-three".