22111120213 has 16 divisors (see below), whose sum is σ = 27261410176. Its totient is φ = 17463833280.

The previous prime is 22111120153. The next prime is 22111120247. The reversal of 22111120213 is 31202111122.

It is a cyclic number.

It is not a de Polignac number, because 22111120213 - 2²⁵ = 22077565781 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22111120253) 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, 160806 + ... + 264727.

It is an arithmetic number, because the mean of its divisors is an integer number (1703838136).

Almost surely, 2^22111120213 is an apocalyptic number.

It is an amenable number.

22111120213 is a deficient number, since it is larger than the sum of its proper divisors (5150289963).

22111120213 is a wasteful number, since it uses less digits than its factorization.

22111120213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426124.

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

Adding to 22111120213 its reverse (31202111122), we get a palindrome (53313231335).

Subtracting 22111120213 from its reverse (31202111122), we obtain a palindrome (9090990909).

The spelling of 22111120213 in words is "twenty-two billion, one hundred eleven million, one hundred twenty thousand, two hundred thirteen".