22201112211 has 16 divisors (see below), whose sum is σ = 30068398080. Its totient is φ = 14568776640.

The previous prime is 22201112201. The next prime is 22201112233. The reversal of 22201112211 is 11221110222.

It is not a de Polignac number, because 22201112211 - 2²⁶ = 22134003347 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22201112201) 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, 126895 + ... + 245976.

It is an arithmetic number, because the mean of its divisors is an integer number (1879274880).

Almost surely, 2^22201112211 is an apocalyptic number.

22201112211 is a deficient number, since it is larger than the sum of its proper divisors (7867285869).

22201112211 is a wasteful number, since it uses less digits than its factorization.

22201112211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373186.

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

Adding to 22201112211 its reverse (11221110222), we get a palindrome (33422222433).

The spelling of 22201112211 in words is "twenty-two billion, two hundred one million, one hundred twelve thousand, two hundred eleven".