22112231003 has 4 divisors (see below), whose sum is σ = 22113399000. Its totient is φ = 22111063008.

The previous prime is 22112230991. The next prime is 22112231021. The reversal of 22112231003 is 30013221122.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 30013221122 = 2 ⋅15006610561.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22112231003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22112231203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 555125 + ... + 593622.

It is an arithmetic number, because the mean of its divisors is an integer number (5528349750).

Almost surely, 2^22112231003 is an apocalyptic number.

22112231003 is a deficient number, since it is larger than the sum of its proper divisors (1167997).

22112231003 is a wasteful number, since it uses less digits than its factorization.

22112231003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1167996.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 22112231003 its reverse (30013221122), we get a palindrome (52125452125).

The spelling of 22112231003 in words is "twenty-two billion, one hundred twelve million, two hundred thirty-one thousand, three".