22142100203 has 4 divisors (see below), whose sum is σ = 22146873768. Its totient is φ = 22137326640.

The previous prime is 22142100199. The next prime is 22142100221. The reversal of 22142100203 is 30200124122.

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 22142100203 - 2² = 22142100199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22142100223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2379818 + ... + 2389103.

It is an arithmetic number, because the mean of its divisors is an integer number (5536718442).

Almost surely, 2^22142100203 is an apocalyptic number.

22142100203 is a deficient number, since it is larger than the sum of its proper divisors (4773565).

22142100203 is an equidigital number, since it uses as much as digits as its factorization.

22142100203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4773564.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 22142100203 its reverse (30200124122), we get a palindrome (52342224325).

The spelling of 22142100203 in words is "twenty-two billion, one hundred forty-two million, one hundred thousand, two hundred three".