22112221203 has 6 divisors (see below), whose sum is σ = 31939875084. Its totient is φ = 14741480796.

The previous prime is 22112221193. The next prime is 22112221217. The reversal of 22112221203 is 30212221122.

It is not a de Polignac number, because 22112221203 - 2⁸ = 22112220947 is a prime.

It is a super-3 number, since 3×22112221203³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (22112221253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1228456725 + ... + 1228456742.

It is an arithmetic number, because the mean of its divisors is an integer number (5323312514).

Almost surely, 2^22112221203 is an apocalyptic number.

22112221203 is a deficient number, since it is larger than the sum of its proper divisors (9827653881).

22112221203 is a wasteful number, since it uses less digits than its factorization.

22112221203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2456913473 (or 2456913470 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 22112221203 its reverse (30212221122), we get a palindrome (52324442325).

The spelling of 22112221203 in words is "twenty-two billion, one hundred twelve million, two hundred twenty-one thousand, two hundred three".