20023004222 has 16 divisors (see below), whose sum is σ = 33388236672. Its totient is φ = 8943276960.

The previous prime is 20023004219. The next prime is 20023004233. The reversal of 20023004222 is 22240032002.

It is a self number, because there is not a number n which added to its sum of digits gives 20023004222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12420413 + ... + 12422024.

It is an arithmetic number, because the mean of its divisors is an integer number (2086764792).

Almost surely, 2^20023004222 is an apocalyptic number.

20023004222 is a deficient number, since it is larger than the sum of its proper divisors (13365232450).

20023004222 is a wasteful number, since it uses less digits than its factorization.

20023004222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24842483.

The product of its (nonzero) digits is 384, while the sum is 17.

Adding to 20023004222 its reverse (22240032002), we get a palindrome (42263036224).

The spelling of 20023004222 in words is "twenty billion, twenty-three million, four thousand, two hundred twenty-two".