222123011203 has 4 divisors (see below), whose sum is σ = 222391600920. Its totient is φ = 221854421488.

The previous prime is 222123011147. The next prime is 222123011213. The reversal of 222123011203 is 302110321222.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222123011203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222123011213) 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, 134293618 + ... + 134295271.

It is an arithmetic number, because the mean of its divisors is an integer number (55597900230).

Almost surely, 2^222123011203 is an apocalyptic number.

222123011203 is a deficient number, since it is larger than the sum of its proper divisors (268589717).

222123011203 is an equidigital number, since it uses as much as digits as its factorization.

222123011203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268589716.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 222123011203 its reverse (302110321222), we get a palindrome (524233332425).

The spelling of 222123011203 in words is "two hundred twenty-two billion, one hundred twenty-three million, eleven thousand, two hundred three".