22011354323 has 16 divisors (see below), whose sum is σ = 25759320576. Its totient is φ = 18414889920.

The previous prime is 22011354217. The next prime is 22011354329. The reversal of 22011354323 is 32345311022.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-22011354323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22011354292 and 22011354301.

It is not an unprimeable number, because it can be changed into a prime (22011354329) 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, 405818 + ... + 456848.

It is an arithmetic number, because the mean of its divisors is an integer number (1609957536).

Almost surely, 2^22011354323 is an apocalyptic number.

22011354323 is a deficient number, since it is larger than the sum of its proper divisors (3747966253).

22011354323 is a wasteful number, since it uses less digits than its factorization.

22011354323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52514.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 22011354323 its reverse (32345311022), we get a palindrome (54356665345).

The spelling of 22011354323 in words is "twenty-two billion, eleven million, three hundred fifty-four thousand, three hundred twenty-three".