22200221012201 has 4 divisors (see below), whose sum is σ = 22369688348304. Its totient is φ = 22030753676100.

The previous prime is 22200221012197. The next prime is 22200221012227. The reversal of 22200221012201 is 10221012200222.

It is a happy number.

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 22200221012201 - 2² = 22200221012197 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22200221012201.

It is not an unprimeable number, because it can be changed into a prime (22200221018201) 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, 84733667855 + ... + 84733668116.

It is an arithmetic number, because the mean of its divisors is an integer number (5592422087076).

Almost surely, 2^{22200221012201} is an apocalyptic number.

It is an amenable number.

22200221012201 is a deficient number, since it is larger than the sum of its proper divisors (169467336103).

22200221012201 is a wasteful number, since it uses less digits than its factorization.

22200221012201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169467336102.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22200221012201 its reverse (10221012200222), we get a palindrome (32421233212423).

The spelling of 22200221012201 in words is "twenty-two trillion, two hundred billion, two hundred twenty-one million, twelve thousand, two hundred one".