22200111010201 has 4 divisors (see below), whose sum is σ = 23505999893172. Its totient is φ = 20894222127232.

The previous prime is 22200111010061. The next prime is 22200111010229. The reversal of 22200111010201 is 10201011100222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17630349720201 + 4569761290000 = 4198851^2 + 2137700^2 .

It is a cyclic number.

It is not a de Polignac number, because 22200111010201 - 2⁹ = 22200111009689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22200111010271) 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, 652944441460 + ... + 652944441493.

It is an arithmetic number, because the mean of its divisors is an integer number (5876499973293).

Almost surely, 2^{22200111010201} is an apocalyptic number.

It is an amenable number.

22200111010201 is a deficient number, since it is larger than the sum of its proper divisors (1305888882971).

22200111010201 is a wasteful number, since it uses less digits than its factorization.

22200111010201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1305888882970.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 22200111010201 its reverse (10201011100222), we get a palindrome (32401122110423).

The spelling of 22200111010201 in words is "twenty-two trillion, two hundred billion, one hundred eleven million, ten thousand, two hundred one".