22202121012201 has 24 divisors (see below), whose sum is σ = 34536892406016. Its totient is φ = 13662740953440.

The previous prime is 22202121012191. The next prime is 22202121012223. The reversal of 22202121012201 is 10221012120222.

It is a happy number.

22202121012201 is a `hidden beast` number, since 2 + 220 + 21 + 210 + 12 + 201 = 666.

It is not a de Polignac number, because 22202121012201 - 2⁹ = 22202121011689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22202121012251) 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, 16724776 + ... + 18003398.

It is an arithmetic number, because the mean of its divisors is an integer number (1439037183584).

Almost surely, 2^{22202121012201} is an apocalyptic number.

It is an amenable number.

22202121012201 is a deficient number, since it is larger than the sum of its proper divisors (12334771393815).

22202121012201 is a wasteful number, since it uses less digits than its factorization.

22202121012201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1427053 (or 1427050 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 22202121012201 its reverse (10221012120222), we get a palindrome (32423133132423).

The spelling of 22202121012201 in words is "twenty-two trillion, two hundred two billion, one hundred twenty-one million, twelve thousand, two hundred one".