22001232203 has 4 divisors (see below), whose sum is σ = 22203078480. Its totient is φ = 21799385928.

The previous prime is 22001232167. The next prime is 22001232293. The reversal of 22001232203 is 30223210022.

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 22001232203 - 2¹² = 22001228107 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22001232293) 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, 100922975 + ... + 100923192.

It is an arithmetic number, because the mean of its divisors is an integer number (5550769620).

Almost surely, 2^22001232203 is an apocalyptic number.

22001232203 is a deficient number, since it is larger than the sum of its proper divisors (201846277).

22001232203 is a wasteful number, since it uses less digits than its factorization.

22001232203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201846276.

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

Adding to 22001232203 its reverse (30223210022), we get a palindrome (52224442225).

The spelling of 22001232203 in words is "twenty-two billion, one million, two hundred thirty-two thousand, two hundred three".