33221241016 has 64 divisors (see below), whose sum is σ = 68718689280. Its totient is φ = 14987619840.

The previous prime is 33221240981. The next prime is 33221241041. The reversal of 33221241016 is 61014212233.

It is a super-2 number, since 2×33221241016² (a number of 22 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 414291 + ... + 487933.

It is an arithmetic number, because the mean of its divisors is an integer number (1073729520).

Almost surely, 2^33221241016 is an apocalyptic number.

It is an amenable number.

33221241016 is an abundant number, since it is smaller than the sum of its proper divisors (35497448264).

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

33221241016 is a wasteful number, since it uses less digits than its factorization.

33221241016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73804 (or 73800 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 33221241016 its reverse (61014212233), we get a palindrome (94235453249).

The spelling of 33221241016 in words is "thirty-three billion, two hundred twenty-one million, two hundred forty-one thousand, sixteen".