33223031212021 has 8 divisors (see below), whose sum is σ = 37979675979840. Its totient is φ = 28469010807168.

The previous prime is 33223031212013. The next prime is 33223031212037. The reversal of 33223031212021 is 12021213032233.

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

It is a cyclic number.

It is not a de Polignac number, because 33223031212021 - 2³ = 33223031212013 is a prime.

It is a super-2 number, since 2×33223031212021² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33223031212001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 656063611 + ... + 656114248.

It is an arithmetic number, because the mean of its divisors is an integer number (4747459497480).

Almost surely, 2^{33223031212021} is an apocalyptic number.

It is an amenable number.

33223031212021 is a deficient number, since it is larger than the sum of its proper divisors (4756644767819).

33223031212021 is a wasteful number, since it uses less digits than its factorization.

33223031212021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1312181483.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 33223031212021 its reverse (12021213032233), we get a palindrome (45244244244254).

The spelling of 33223031212021 in words is "thirty-three trillion, two hundred twenty-three billion, thirty-one million, two hundred twelve thousand, twenty-one".