22003021234 has 8 divisors (see below), whose sum is σ = 33497137008. Its totient is φ = 10837308900.

The previous prime is 22003021207. The next prime is 22003021331. The reversal of 22003021234 is 43212030022.

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

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, 82100692 + ... + 82100959.

It is an arithmetic number, because the mean of its divisors is an integer number (4187142126).

Almost surely, 2^22003021234 is an apocalyptic number.

22003021234 is a deficient number, since it is larger than the sum of its proper divisors (11494115774).

22003021234 is a wasteful number, since it uses less digits than its factorization.

22003021234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164201720.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 22003021234 its reverse (43212030022), we get a palindrome (65215051256).

The spelling of 22003021234 in words is "twenty-two billion, three million, twenty-one thousand, two hundred thirty-four".