22022212000221 has 24 divisors (see below), whose sum is σ = 32837251339776. Its totient is φ = 14207331359520.

The previous prime is 22022212000199. The next prime is 22022212000231. The reversal of 22022212000221 is 12200021222022.

22022212000221 is a `hidden beast` number, since 2 + 20 + 2 + 221 + 200 + 0 + 221 = 666.

It is not a de Polignac number, because 22022212000221 - 2¹⁰ = 22022211999197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22022212000194 and 22022212000203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22022212000231) 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, 5797731 + ... + 8812383.

It is an arithmetic number, because the mean of its divisors is an integer number (1368218805824).

Almost surely, 2^{22022212000221} is an apocalyptic number.

It is an amenable number.

22022212000221 is a deficient number, since it is larger than the sum of its proper divisors (10815039339555).

22022212000221 is a wasteful number, since it uses less digits than its factorization.

22022212000221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3040873 (or 3040870 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 22022212000221 its reverse (12200021222022), we get a palindrome (34222233222243).

The spelling of 22022212000221 in words is "twenty-two trillion, twenty-two billion, two hundred twelve million, two hundred twenty-one", and thus it is an aban number.