12004305051 has 32 divisors (see below), whose sum is σ = 17085164800. Its totient is φ = 7475690880.

The previous prime is 12004305043. The next prime is 12004305067. The reversal of 12004305051 is 15050340021.

It is not a de Polignac number, because 12004305051 - 2³ = 12004305043 is a prime.

It is a super-2 number, since 2×12004305051² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12004305031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1306365 + ... + 1315521.

It is an arithmetic number, because the mean of its divisors is an integer number (533911400).

Almost surely, 2^12004305051 is an apocalyptic number.

12004305051 is a deficient number, since it is larger than the sum of its proper divisors (5080859749).

12004305051 is a wasteful number, since it uses less digits than its factorization.

12004305051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9499.

The product of its (nonzero) digits is 600, while the sum is 21.

Adding to 12004305051 its reverse (15050340021), we get a palindrome (27054645072).

The spelling of 12004305051 in words is "twelve billion, four million, three hundred five thousand, fifty-one".