22023030243 has 4 divisors (see below), whose sum is σ = 29364040328. Its totient is φ = 14682020160.

The previous prime is 22023030229. The next prime is 22023030251. The reversal of 22023030243 is 34203032022.

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

It is not a de Polignac number, because 22023030243 - 2¹² = 22023026147 is a prime.

It is a super-2 number, since 2×22023030243² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22023030203) 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, 3670505038 + ... + 3670505043.

It is an arithmetic number, because the mean of its divisors is an integer number (7341010082).

Almost surely, 2^22023030243 is an apocalyptic number.

22023030243 is a deficient number, since it is larger than the sum of its proper divisors (7341010085).

22023030243 is an equidigital number, since it uses as much as digits as its factorization.

22023030243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7341010084.

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 22023030243 its reverse (34203032022), we get a palindrome (56226062265).

The spelling of 22023030243 in words is "twenty-two billion, twenty-three million, thirty thousand, two hundred forty-three".