22221200011201 has 16 divisors (see below), whose sum is σ = 22306527719424. Its totient is φ = 22136061931984.

The previous prime is 22221200011189. The next prime is 22221200011237. The reversal of 22221200011201 is 10211000212222.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22221200011201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22221200011261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 807237300 + ... + 807264826.

It is an arithmetic number, because the mean of its divisors is an integer number (1394157982464).

Almost surely, 2^{22221200011201} is an apocalyptic number.

It is an amenable number.

22221200011201 is a deficient number, since it is larger than the sum of its proper divisors (85327708223).

22221200011201 is a wasteful number, since it uses less digits than its factorization.

22221200011201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30860.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22221200011201 its reverse (10211000212222), we get a palindrome (32432200223423).

The spelling of 22221200011201 in words is "twenty-two trillion, two hundred twenty-one billion, two hundred million, eleven thousand, two hundred one".