22201211113 has 4 divisors (see below), whose sum is σ = 22239688660. Its totient is φ = 22162733568.

The previous prime is 22201211111. The next prime is 22201211119. The reversal of 22201211113 is 31111210222.

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 19817037529 + 2384173584 = 140773^2 + 48828^2 .

It is a cyclic number.

It is not a de Polignac number, because 22201211113 - 2¹ = 22201211111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22201211111) 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, 19237908 + ... + 19239061.

It is an arithmetic number, because the mean of its divisors is an integer number (5559922165).

Almost surely, 2^22201211113 is an apocalyptic number.

It is an amenable number.

22201211113 is a deficient number, since it is larger than the sum of its proper divisors (38477547).

22201211113 is an equidigital number, since it uses as much as digits as its factorization.

22201211113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38477546.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 22201211113 its reverse (31111210222), we get a palindrome (53312421335).

The spelling of 22201211113 in words is "twenty-two billion, two hundred one million, two hundred eleven thousand, one hundred thirteen".