22003443234 has 32 divisors (see below), whose sum is σ = 48903137280. Its totient is φ = 7333491600.

The previous prime is 22003443233. The next prime is 22003443251. The reversal of 22003443234 is 43234430022.

22003443234 is a `hidden beast` number, since 220 + 0 + 3 + 4 + 432 + 3 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 22003443198 and 22003443207.

It is not an unprimeable number, because it can be changed into a prime (22003443233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 453804 + ... + 499944.

It is an arithmetic number, because the mean of its divisors is an integer number (1528223040).

Almost surely, 2^22003443234 is an apocalyptic number.

22003443234 is an abundant number, since it is smaller than the sum of its proper divisors (26899694046).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22003443234 is a wasteful number, since it uses less digits than its factorization.

22003443234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54983 (or 54977 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 27.

Adding to 22003443234 its reverse (43234430022), we get a palindrome (65237873256).

The spelling of 22003443234 in words is "twenty-two billion, three million, four hundred forty-three thousand, two hundred thirty-four".