22133300212 has 24 divisors (see below), whose sum is σ = 41020386120. Its totient is φ = 10413465600.

The previous prime is 22133300201. The next prime is 22133300243. The reversal of 22133300212 is 21200333122.

It can be written as a sum of positive squares in 4 ways, for example, as 862244496 + 21271055716 = 29364^2 + 145846^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22133300212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 314964 + ... + 378772.

It is an arithmetic number, because the mean of its divisors is an integer number (1709182755).

Almost surely, 2^22133300212 is an apocalyptic number.

It is an amenable number.

22133300212 is a deficient number, since it is larger than the sum of its proper divisors (18887085908).

22133300212 is a wasteful number, since it uses less digits than its factorization.

22133300212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68931 (or 68929 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 22133300212 its reverse (21200333122), we get a palindrome (43333633334).

The spelling of 22133300212 in words is "twenty-two billion, one hundred thirty-three million, three hundred thousand, two hundred twelve".