22111322133 has 4 divisors (see below), whose sum is σ = 29481762848. Its totient is φ = 14740881420.

The previous prime is 22111322131. The next prime is 22111322201. The reversal of 22111322133 is 33122311122.

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 not a de Polignac number, because 22111322133 - 2¹ = 22111322131 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 (22111322131) 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, 3685220353 + ... + 3685220358.

It is an arithmetic number, because the mean of its divisors is an integer number (7370440712).

Almost surely, 2^22111322133 is an apocalyptic number.

It is an amenable number.

22111322133 is a deficient number, since it is larger than the sum of its proper divisors (7370440715).

22111322133 is an equidigital number, since it uses as much as digits as its factorization.

22111322133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7370440714.

The product of its digits is 432, while the sum is 21.

Adding to 22111322133 its reverse (33122311122), we get a palindrome (55233633255).

The spelling of 22111322133 in words is "twenty-two billion, one hundred eleven million, three hundred twenty-two thousand, one hundred thirty-three".