22000020234 has 16 divisors (see below), whose sum is σ = 44017132320. Its totient is φ = 7330491440.

The previous prime is 22000020199. The next prime is 22000020277. The reversal of 22000020234 is 43202000022.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 695397 + ... + 726344.

It is an arithmetic number, because the mean of its divisors is an integer number (2751070770).

Almost surely, 2^22000020234 is an apocalyptic number.

22000020234 is an abundant number, since it is smaller than the sum of its proper divisors (22017112086).

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

22000020234 is a wasteful number, since it uses less digits than its factorization.

22000020234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1424325.

The product of its (nonzero) digits is 192, while the sum is 15.

Adding to 22000020234 its reverse (43202000022), we get a palindrome (65202020256).

The spelling of 22000020234 in words is "twenty-two billion, twenty thousand, two hundred thirty-four".