20023003222 has 4 divisors (see below), whose sum is σ = 30034504836. Its totient is φ = 10011501610.

The previous prime is 20023003177. The next prime is 20023003307. The reversal of 20023003222 is 22230032002.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 20023003196 and 20023003205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005750804 + ... + 5005750807.

It is an arithmetic number, because the mean of its divisors is an integer number (7508626209).

Almost surely, 2^20023003222 is an apocalyptic number.

20023003222 is a deficient number, since it is larger than the sum of its proper divisors (10011501614).

20023003222 is a wasteful number, since it uses less digits than its factorization.

20023003222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10011501613.

The product of its (nonzero) digits is 288, while the sum is 16.

Adding to 20023003222 its reverse (22230032002), we get a palindrome (42253035224).

The spelling of 20023003222 in words is "twenty billion, twenty-three million, three thousand, two hundred twenty-two".