33442322212 has 12 divisors (see below), whose sum is σ = 63025915036. Its totient is φ = 15434917920.

The previous prime is 33442322209. The next prime is 33442322227. The reversal of 33442322212 is 21222324433.

It can be written as a sum of positive squares in 2 ways, for example, as 17236013796 + 16206308416 = 131286^2 + 127304^2 .

It is a super-2 number, since 2×33442322212² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321560739 + ... + 321560842.

Almost surely, 2^33442322212 is an apocalyptic number.

It is an amenable number.

33442322212 is a deficient number, since it is larger than the sum of its proper divisors (29583592824).

33442322212 is a wasteful number, since it uses less digits than its factorization.

33442322212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643121598 (or 643121596 counting only the distinct ones).

The product of its digits is 13824, while the sum is 28.

Adding to 33442322212 its reverse (21222324433), we get a palindrome (54664646645).

The spelling of 33442322212 in words is "thirty-three billion, four hundred forty-two million, three hundred twenty-two thousand, two hundred twelve".