20002223312 has 40 divisors (see below), whose sum is σ = 39710241120. Its totient is φ = 9755061120.

The previous prime is 20002223291. The next prime is 20002223317. The reversal of 20002223312 is 21332220002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20002223317) 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, 488762 + ... + 528102.

It is an arithmetic number, because the mean of its divisors is an integer number (992756028).

Almost surely, 2^20002223312 is an apocalyptic number.

It is an amenable number.

20002223312 is a deficient number, since it is larger than the sum of its proper divisors (19708017808).

20002223312 is a wasteful number, since it uses less digits than its factorization.

20002223312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40131 (or 40125 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 20002223312 its reverse (21332220002), we get a palindrome (41334443314).

The spelling of 20002223312 in words is "twenty billion, two million, two hundred twenty-three thousand, three hundred twelve".