20222400004 has 12 divisors (see below), whose sum is σ = 36530787328. Its totient is φ = 9785032200.

The previous prime is 20222399971. The next prime is 20222400007. The reversal of 20222400004 is 40000422202.

It is not an unprimeable number, because it can be changed into a prime (20222400007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81541812 + ... + 81542059.

Almost surely, 2^20222400004 is an apocalyptic number.

It is an amenable number.

20222400004 is a deficient number, since it is larger than the sum of its proper divisors (16308387324).

20222400004 is a wasteful number, since it uses less digits than its factorization.

20222400004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163083906 (or 163083904 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 20222400004 its reverse (40000422202), we get a palindrome (60222822206).

The spelling of 20222400004 in words is "twenty billion, two hundred twenty-two million, four hundred thousand, four".