22003332123 has 4 divisors (see below), whose sum is σ = 29337776168. Its totient is φ = 14668888080.

The previous prime is 22003332119. The next prime is 22003332133. The reversal of 22003332123 is 32123330022.

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

It is not a de Polignac number, because 22003332123 - 2² = 22003332119 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22003332123.

It is not an unprimeable number, because it can be changed into a prime (22003332133) 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, 3667222018 + ... + 3667222023.

It is an arithmetic number, because the mean of its divisors is an integer number (7334444042).

Almost surely, 2^22003332123 is an apocalyptic number.

22003332123 is a deficient number, since it is larger than the sum of its proper divisors (7334444045).

22003332123 is an equidigital number, since it uses as much as digits as its factorization.

22003332123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7334444044.

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 22003332123 its reverse (32123330022), we get a palindrome (54126662145).

The spelling of 22003332123 in words is "twenty-two billion, three million, three hundred thirty-two thousand, one hundred twenty-three".