33031340221340 has 48 divisors (see below), whose sum is σ = 73581916895424. Its totient is φ = 12412342195200.

The previous prime is 33031340221339. The next prime is 33031340221349. The reversal of 33031340221340 is 4312204313033.

33031340221340 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33031340221349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89604416 + ... + 89972295.

It is an arithmetic number, because the mean of its divisors is an integer number (1532956601988).

Almost surely, 2^{33031340221340} is an apocalyptic number.

It is an amenable number.

33031340221340 is an abundant number, since it is smaller than the sum of its proper divisors (40550576674084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33031340221340 is a wasteful number, since it uses less digits than its factorization.

33031340221340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179577278 (or 179577276 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 33031340221340 its reverse (4312204313033), we get a palindrome (37343544534373).

The spelling of 33031340221340 in words is "thirty-three trillion, thirty-one billion, three hundred forty million, two hundred twenty-one thousand, three hundred forty".