22034430223 has 4 divisors (see below), whose sum is σ = 23729386408. Its totient is φ = 20339474040.

The previous prime is 22034430203. The next prime is 22034430227. The reversal of 22034430223 is 32203443022.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32203443022 = 2 ⋅16101721511.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22034430223 is a prime.

It is a super-2 number, since 2×22034430223² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22034430227) 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, 847478073 + ... + 847478098.

It is an arithmetic number, because the mean of its divisors is an integer number (5932346602).

Almost surely, 2^22034430223 is an apocalyptic number.

22034430223 is a deficient number, since it is larger than the sum of its proper divisors (1694956185).

22034430223 is a wasteful number, since it uses less digits than its factorization.

22034430223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1694956184.

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 22034430223 its reverse (32203443022), we get a palindrome (54237873245).

The spelling of 22034430223 in words is "twenty-two billion, thirty-four million, four hundred thirty thousand, two hundred twenty-three".