22112210203 has 16 divisors (see below), whose sum is σ = 24087744000. Its totient is φ = 20218397472.

The previous prime is 22112210161. The next prime is 22112210213. The reversal of 22112210203 is 30201221122.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22112210203 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22112210213) 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, 1871368 + ... + 1883146.

It is an arithmetic number, because the mean of its divisors is an integer number (1505484000).

Almost surely, 2^22112210203 is an apocalyptic number.

22112210203 is a deficient number, since it is larger than the sum of its proper divisors (1975533797).

22112210203 is a wasteful number, since it uses less digits than its factorization.

22112210203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15234.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 22112210203 its reverse (30201221122), we get a palindrome (52313431325).

The spelling of 22112210203 in words is "twenty-two billion, one hundred twelve million, two hundred ten thousand, two hundred three".