22220423034 has 16 divisors (see below), whose sum is σ = 44445974400. Its totient is φ = 7405952960.

The previous prime is 22220423011. The next prime is 22220423039. The reversal of 22220423034 is 43032402222.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22220422995 and 22220423013.

It is not an unprimeable number, because it can be changed into a prime (22220423039) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156162 + ... + 262349.

It is an arithmetic number, because the mean of its divisors is an integer number (2777873400).

Almost surely, 2^22220423034 is an apocalyptic number.

22220423034 is an abundant number, since it is smaller than the sum of its proper divisors (22225551366).

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

22220423034 is a wasteful number, since it uses less digits than its factorization.

22220423034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427365.

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 22220423034 its reverse (43032402222), we get a palindrome (65252825256).

The spelling of 22220423034 in words is "twenty-two billion, two hundred twenty million, four hundred twenty-three thousand, thirty-four".