22103311133 has 4 divisors (see below), whose sum is σ = 22108502748. Its totient is φ = 22098119520.

The previous prime is 22103311127. The next prime is 22103311163. The reversal of 22103311133 is 33111330122.

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

It can be written as a sum of positive squares in 2 ways, for example, as 20402408569 + 1700902564 = 142837^2 + 41242^2 .

It is a cyclic number.

It is not a de Polignac number, because 22103311133 - 2⁴ = 22103311117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22103311103) 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, 2589416 + ... + 2597937.

It is an arithmetic number, because the mean of its divisors is an integer number (5527125687).

Almost surely, 2^22103311133 is an apocalyptic number.

It is an amenable number.

22103311133 is a deficient number, since it is larger than the sum of its proper divisors (5191615).

22103311133 is an equidigital number, since it uses as much as digits as its factorization.

22103311133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5191614.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 22103311133 its reverse (33111330122), we get a palindrome (55214641255).

The spelling of 22103311133 in words is "twenty-two billion, one hundred three million, three hundred eleven thousand, one hundred thirty-three".