12000322300021 has 4 divisors (see below), whose sum is σ = 13091260690944. Its totient is φ = 10909383909100.

The previous prime is 12000322300009. The next prime is 12000322300081.

12000322300021 is nontrivially palindromic in base 10.

12000322300021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12000322300021 - 2⁷ = 12000322299893 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12000322299968 and 12000322300004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12000322300081) 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, 545469195445 + ... + 545469195466.

It is an arithmetic number, because the mean of its divisors is an integer number (3272815172736).

Almost surely, 2^{12000322300021} is an apocalyptic number.

12000322300021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12000322300021 is a deficient number, since it is larger than the sum of its proper divisors (1090938390923).

12000322300021 is a wasteful number, since it uses less digits than its factorization.

12000322300021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1090938390922.

The product of its (nonzero) digits is 144, while the sum is 16.

It can be divided in two parts, 1200032 and 2300021, that added together give a palindrome (3500053).

The spelling of 12000322300021 in words is "twelve trillion, three hundred twenty-two million, three hundred thousand, twenty-one".