33033422021 has 8 divisors (see below), whose sum is σ = 34779259200. Its totient is φ = 31288308480.

The previous prime is 33033421999. The next prime is 33033422039. The reversal of 33033422021 is 12022433033.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33033422021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33033422221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85916 + ... + 271013.

It is an arithmetic number, because the mean of its divisors is an integer number (4347407400).

Almost surely, 2^33033422021 is an apocalyptic number.

It is an amenable number.

33033422021 is a deficient number, since it is larger than the sum of its proper divisors (1745837179).

33033422021 is a wasteful number, since it uses less digits than its factorization.

33033422021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361819.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 33033422021 its reverse (12022433033), we get a palindrome (45055855054).

The spelling of 33033422021 in words is "thirty-three billion, thirty-three million, four hundred twenty-two thousand, twenty-one".