22021110012201 has 4 divisors (see below), whose sum is σ = 29361480016272. Its totient is φ = 14680740008132.

The previous prime is 22021110012197. The next prime is 22021110012203. The reversal of 22021110012201 is 10221001112022.

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 22021110012201 - 2² = 22021110012197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22021110012203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3670185002031 + ... + 3670185002036.

It is an arithmetic number, because the mean of its divisors is an integer number (7340370004068).

Almost surely, 2^{22021110012201} is an apocalyptic number.

It is an amenable number.

22021110012201 is a deficient number, since it is larger than the sum of its proper divisors (7340370004071).

22021110012201 is an equidigital number, since it uses as much as digits as its factorization.

22021110012201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7340370004070.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22021110012201 its reverse (10221001112022), we get a palindrome (32242111124223).

The spelling of 22021110012201 in words is "twenty-two trillion, twenty-one billion, one hundred ten million, twelve thousand, two hundred one".