21033322333120 has 28 divisors (see below), whose sum is σ = 50085598806504. Its totient is φ = 8413328933120.

The previous prime is 21033322333097. The next prime is 21033322333169. The reversal of 21033322333120 is 2133322333012.

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 3 ways as a sum of consecutive naturals, for example, 32864565826 + ... + 32864566465.

Almost surely, 2^{21033322333120} is an apocalyptic number.

21033322333120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

21033322333120 is an abundant number, since it is smaller than the sum of its proper divisors (29052276473384).

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

21033322333120 is an equidigital number, since it uses as much as digits as its factorization.

21033322333120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65729132308 (or 65729132298 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 28.

Adding to 21033322333120 its reverse (2133322333012), we get a palindrome (23166644666132).

The spelling of 21033322333120 in words is "twenty-one trillion, thirty-three billion, three hundred twenty-two million, three hundred thirty-three thousand, one hundred twenty".