33021422104 has 128 divisors (see below), whose sum is σ = 69784545600. Its totient is φ = 14522941440.

The previous prime is 33021422059. The next prime is 33021422113. The reversal of 33021422104 is 40122412033.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 122756082 + ... + 122756350.

Almost surely, 2^33021422104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33021422104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34892272800).

33021422104 is an abundant number, since it is smaller than the sum of its proper divisors (36763123496).

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

33021422104 is a wasteful number, since it uses less digits than its factorization.

33021422104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 653 (or 649 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 33021422104 its reverse (40122412033), we get a palindrome (73143834137).

The spelling of 33021422104 in words is "thirty-three billion, twenty-one million, four hundred twenty-two thousand, one hundred four".