22123112303 has 4 divisors (see below), whose sum is σ = 22159923408. Its totient is φ = 22086301200.

The previous prime is 22123112287. The next prime is 22123112329. The reversal of 22123112303 is 30321132122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22123112303 - 2⁴ = 22123112287 is a prime.

It is a super-2 number, since 2×22123112303² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22123112383) 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, 18404651 + ... + 18405852.

It is an arithmetic number, because the mean of its divisors is an integer number (5539980852).

Almost surely, 2^22123112303 is an apocalyptic number.

22123112303 is a deficient number, since it is larger than the sum of its proper divisors (36811105).

22123112303 is an equidigital number, since it uses as much as digits as its factorization.

22123112303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36811104.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 22123112303 its reverse (30321132122), we get a palindrome (52444244425).

The spelling of 22123112303 in words is "twenty-two billion, one hundred twenty-three million, one hundred twelve thousand, three hundred three".