33221223121133 has 4 divisors (see below), whose sum is σ = 33239209708320. Its totient is φ = 33203236533948.

The previous prime is 33221223120959. The next prime is 33221223121139. The reversal of 33221223121133 is 33112132212233.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 33221223121133 - 2¹² = 33221223117037 is a prime.

It is a super-2 number, since 2×33221223121133² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 33221223121096 and 33221223121105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33221223121139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8993290823 + ... + 8993294516.

It is an arithmetic number, because the mean of its divisors is an integer number (8309802427080).

Almost surely, 2^{33221223121133} is an apocalyptic number.

It is an amenable number.

33221223121133 is a deficient number, since it is larger than the sum of its proper divisors (17986587187).

33221223121133 is a wasteful number, since it uses less digits than its factorization.

33221223121133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17986587186.

The product of its digits is 7776, while the sum is 29.

Adding to 33221223121133 its reverse (33112132212233), we get a palindrome (66333355333366).

The spelling of 33221223121133 in words is "thirty-three trillion, two hundred twenty-one billion, two hundred twenty-three million, one hundred twenty-one thousand, one hundred thirty-three".