20333221112 has 16 divisors (see below), whose sum is σ = 38132343000. Its totient is φ = 10164596320.

The previous prime is 20333221109. The next prime is 20333221133. The reversal of 20333221112 is 21112233302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208439 + ... + 290022.

Almost surely, 2^20333221112 is an apocalyptic number.

It is an amenable number.

20333221112 is a deficient number, since it is larger than the sum of its proper divisors (17799121888).

20333221112 is a wasteful number, since it uses less digits than its factorization.

20333221112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503566 (or 503562 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 20333221112 its reverse (21112233302), we get a palindrome (41445454414).

The spelling of 20333221112 in words is "twenty billion, three hundred thirty-three million, two hundred twenty-one thousand, one hundred twelve".