22123202003 has 4 divisors (see below), whose sum is σ = 25283659440. Its totient is φ = 18962744568.

The previous prime is 22123201993. The next prime is 22123202009. The reversal of 22123202003 is 30020232122.

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 22123202003 - 2²² = 22119007699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22123202009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1580228708 + ... + 1580228721.

It is an arithmetic number, because the mean of its divisors is an integer number (6320914860).

Almost surely, 2^22123202003 is an apocalyptic number.

22123202003 is a deficient number, since it is larger than the sum of its proper divisors (3160457437).

22123202003 is an equidigital number, since it uses as much as digits as its factorization.

22123202003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3160457436.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 22123202003 its reverse (30020232122), we get a palindrome (52143434125).

The spelling of 22123202003 in words is "twenty-two billion, one hundred twenty-three million, two hundred two thousand, three".