22351344133 has 16 divisors (see below), whose sum is σ = 24837912576. Its totient is φ = 20005553920.

The previous prime is 22351344107. The next prime is 22351344161. The reversal of 22351344133 is 33144315322.

It is a happy number.

It is not a de Polignac number, because 22351344133 - 2⁹ = 22351343621 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22351344095 and 22351344104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22351344233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97573 + ... + 232858.

It is an arithmetic number, because the mean of its divisors is an integer number (1552369536).

Almost surely, 2^22351344133 is an apocalyptic number.

22351344133 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

22351344133 is a deficient number, since it is larger than the sum of its proper divisors (2486568443).

22351344133 is a wasteful number, since it uses less digits than its factorization.

22351344133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330644.

The product of its digits is 25920, while the sum is 31.

Adding to 22351344133 its reverse (33144315322), we get a palindrome (55495659455).

The spelling of 22351344133 in words is "twenty-two billion, three hundred fifty-one million, three hundred forty-four thousand, one hundred thirty-three".