22003221234 has 8 divisors (see below), whose sum is σ = 44006442480. Its totient is φ = 7334407076.

The previous prime is 22003221211. The next prime is 22003221241. The reversal of 22003221234 is 43212230022.

It is a sphenic number, since it is the product of 3 distinct primes.

22003221234 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 22003221234.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1833601764 + ... + 1833601775.

It is an arithmetic number, because the mean of its divisors is an integer number (5500805310).

Almost surely, 2^22003221234 is an apocalyptic number.

22003221234 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22003221234 is a wasteful number, since it uses less digits than its factorization.

22003221234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3667203544.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 22003221234 its reverse (43212230022), we get a palindrome (65215451256).

The spelling of 22003221234 in words is "twenty-two billion, three million, two hundred twenty-one thousand, two hundred thirty-four".