33021121033 has 8 divisors (see below), whose sum is σ = 33575765696. Its totient is φ = 32466906000.

The previous prime is 33021120961. The next prime is 33021121039. The reversal of 33021121033 is 33012112033.

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

It is a cyclic number.

It is not a de Polignac number, because 33021121033 - 2³³ = 24431186441 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 33021121033.

It is not an unprimeable number, because it can be changed into a prime (33021121039) 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, 49510 + ... + 261712.

It is an arithmetic number, because the mean of its divisors is an integer number (4196970712).

Almost surely, 2^33021121033 is an apocalyptic number.

It is an amenable number.

33021121033 is a deficient number, since it is larger than the sum of its proper divisors (554644663).

33021121033 is a wasteful number, since it uses less digits than its factorization.

33021121033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214815.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 33021121033 its reverse (33012112033), we get a palindrome (66033233066).

The spelling of 33021121033 in words is "thirty-three billion, twenty-one million, one hundred twenty-one thousand, thirty-three".