22255011533 has 4 divisors (see below), whose sum is σ = 22266933600. Its totient is φ = 22243089468.

The previous prime is 22255011509. The next prime is 22255011551. The reversal of 22255011533 is 33511055222.

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 22255011533 - 2⁶ = 22255011469 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22255011496 and 22255011505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22255013533) 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, 5958233 + ... + 5961966.

It is an arithmetic number, because the mean of its divisors is an integer number (5566733400).

Almost surely, 2^22255011533 is an apocalyptic number.

It is an amenable number.

22255011533 is a deficient number, since it is larger than the sum of its proper divisors (11922067).

22255011533 is a wasteful number, since it uses less digits than its factorization.

22255011533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11922066.

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 22255011533 its reverse (33511055222), we get a palindrome (55766066755).

The spelling of 22255011533 in words is "twenty-two billion, two hundred fifty-five million, eleven thousand, five hundred thirty-three".