22021033133 has 4 divisors (see below), whose sum is σ = 24022945248. Its totient is φ = 20019121020.

The previous prime is 22021033057. The next prime is 22021033141. The reversal of 22021033133 is 33133012022.

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 22021033133 - 2³² = 17726065837 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22021033633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1000956041 + ... + 1000956062.

It is an arithmetic number, because the mean of its divisors is an integer number (6005736312).

Almost surely, 2^22021033133 is an apocalyptic number.

It is an amenable number.

22021033133 is a deficient number, since it is larger than the sum of its proper divisors (2001912115).

22021033133 is a wasteful number, since it uses less digits than its factorization.

22021033133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2001912114.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 22021033133 its reverse (33133012022), we get a palindrome (55154045155).

The spelling of 22021033133 in words is "twenty-two billion, twenty-one million, thirty-three thousand, one hundred thirty-three".