33443304312212 has 24 divisors (see below), whose sum is σ = 61998660248616. Its totient is φ = 15730359625728.

The previous prime is 33443304312193. The next prime is 33443304312269. The reversal of 33443304312212 is 21221340334433.

It can be written as a sum of positive squares in 4 ways, for example, as 3503650214416 + 29939654097796 = 1871804^2 + 5471714^2 .

It is a super-2 number, since 2×33443304312212² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119639573 + ... + 119918780.

It is an arithmetic number, because the mean of its divisors is an integer number (2583277510359).

Almost surely, 2^{33443304312212} is an apocalyptic number.

It is an amenable number.

33443304312212 is a deficient number, since it is larger than the sum of its proper divisors (28555355936404).

33443304312212 is a wasteful number, since it uses less digits than its factorization.

33443304312212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239560427 (or 239560425 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 33443304312212 its reverse (21221340334433), we get a palindrome (54664644646645).

The spelling of 33443304312212 in words is "thirty-three trillion, four hundred forty-three billion, three hundred four million, three hundred twelve thousand, two hundred twelve".