12002200323021 has 24 divisors (see below), whose sum is σ = 17792097180000. Its totient is φ = 7793685011232.

The previous prime is 12002200323013. The next prime is 12002200323097. The reversal of 12002200323021 is 12032300220021.

12002200323021 is a `hidden beast` number, since 120 + 0 + 2 + 200 + 323 + 0 + 21 = 666.

It is not a de Polignac number, because 12002200323021 - 2³ = 12002200323013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12002200322985 and 12002200323003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002200323821) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 103625671 + ... + 103741428.

It is an arithmetic number, because the mean of its divisors is an integer number (741337382500).

Almost surely, 2^{12002200323021} is an apocalyptic number.

It is an amenable number.

12002200323021 is a deficient number, since it is larger than the sum of its proper divisors (5789896856979).

12002200323021 is a wasteful number, since it uses less digits than its factorization.

12002200323021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207367273 (or 207367270 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 12002200323021 its reverse (12032300220021), we get a palindrome (24034500543042).

The spelling of 12002200323021 in words is "twelve trillion, two billion, two hundred million, three hundred twenty-three thousand, twenty-one".