33222230312 has 16 divisors (see below), whose sum is σ = 62401166100. Its totient is φ = 16581919360.

The previous prime is 33222230309. The next prime is 33222230339. The reversal of 33222230312 is 21303222233.

It can be written as a sum of positive squares in 2 ways, for example, as 32828366596 + 393863716 = 181186^2 + 19846^2 .

It is a super-2 number, since 2×33222230312² (a number of 22 digits) contains 22 as substring.

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, 3644639 + ... + 3653742.

Almost surely, 2^33222230312 is an apocalyptic number.

It is an amenable number.

33222230312 is a deficient number, since it is larger than the sum of its proper divisors (29178935788).

33222230312 is a wasteful number, since it uses less digits than its factorization.

33222230312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7298956 (or 7298952 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 33222230312 its reverse (21303222233), we get a palindrome (54525452545).

The spelling of 33222230312 in words is "thirty-three billion, two hundred twenty-two million, two hundred thirty thousand, three hundred twelve".