33421021296 has 80 divisors (see below), whose sum is σ = 93711335424. Its totient is φ = 10202395392.

The previous prime is 33421021289. The next prime is 33421021297. The reversal of 33421021296 is 69212012433.

It is a super-2 number, since 2×33421021296² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33421021297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131616 + ... + 290111.

Almost surely, 2^33421021296 is an apocalyptic number.

It is an amenable number.

33421021296 is an abundant number, since it is smaller than the sum of its proper divisors (60290314128).

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

33421021296 is a wasteful number, since it uses less digits than its factorization.

33421021296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421878 (or 421872 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 33.

The spelling of 33421021296 in words is "thirty-three billion, four hundred twenty-one million, twenty-one thousand, two hundred ninety-six".