33010321313221 has 8 divisors (see below), whose sum is σ = 37728749087744. Its totient is φ = 28292560435440.

The previous prime is 33010321313191. The next prime is 33010321313257. The reversal of 33010321313221 is 12231312301033.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 33010321313221 - 2¹⁷ = 33010321182149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33010321311221) 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 7 ways as a sum of consecutive naturals, for example, 166618110 + ... + 166816111.

It is an arithmetic number, because the mean of its divisors is an integer number (4716093635968).

Almost surely, 2^{33010321313221} is an apocalyptic number.

It is an amenable number.

33010321313221 is a deficient number, since it is larger than the sum of its proper divisors (4718427774523).

33010321313221 is a wasteful number, since it uses less digits than its factorization.

33010321313221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333448371.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 33010321313221 its reverse (12231312301033), we get a palindrome (45241633614254).

The spelling of 33010321313221 in words is "thirty-three trillion, ten billion, three hundred twenty-one million, three hundred thirteen thousand, two hundred twenty-one".