22133021011 has 4 divisors (see below), whose sum is σ = 22137299800. Its totient is φ = 22128742224.

The previous prime is 22133020961. The next prime is 22133021041. The reversal of 22133021011 is 11012033122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22133021011 - 2³³ = 13543086419 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22133021041) 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, 2131626 + ... + 2141983.

It is an arithmetic number, because the mean of its divisors is an integer number (5534324950).

Almost surely, 2^22133021011 is an apocalyptic number.

22133021011 is a deficient number, since it is larger than the sum of its proper divisors (4278789).

22133021011 is an equidigital number, since it uses as much as digits as its factorization.

22133021011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4278788.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 22133021011 its reverse (11012033122), we get a palindrome (33145054133).

The spelling of 22133021011 in words is "twenty-two billion, one hundred thirty-three million, twenty-one thousand, eleven".