22200223121021 has 8 divisors (see below), whose sum is σ = 24282326085600. Its totient is φ = 20128770300240.

The previous prime is 22200223120973. The next prime is 22200223121033. The reversal of 22200223121021 is 12012132200222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22200223121021 - 2²⁶ = 22200156012157 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22200223120984 and 22200223121002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22200223121071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2662531586 + ... + 2662539923.

It is an arithmetic number, because the mean of its divisors is an integer number (3035290760700).

Almost surely, 2^{22200223121021} is an apocalyptic number.

It is an amenable number.

22200223121021 is a deficient number, since it is larger than the sum of its proper divisors (2082102964579).

22200223121021 is a wasteful number, since it uses less digits than its factorization.

22200223121021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5325071899.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 22200223121021 its reverse (12012132200222), we get a palindrome (34212355321243).

The spelling of 22200223121021 in words is "twenty-two trillion, two hundred billion, two hundred twenty-three million, one hundred twenty-one thousand, twenty-one".