22531115343 has 16 divisors (see below), whose sum is σ = 33167385216. Its totient is φ = 13490699040.

The previous prime is 22531115329. The next prime is 22531115407. The reversal of 22531115343 is 34351113522.

It is not a de Polignac number, because 22531115343 - 2¹² = 22531111247 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22531115343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22531115303) 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, 4110280 + ... + 4115757.

It is an arithmetic number, because the mean of its divisors is an integer number (2072961576).

Almost surely, 2^22531115343 is an apocalyptic number.

22531115343 is a deficient number, since it is larger than the sum of its proper divisors (10636269873).

22531115343 is a wasteful number, since it uses less digits than its factorization.

22531115343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8226134.

The product of its digits is 10800, while the sum is 30.

Adding to 22531115343 its reverse (34351113522), we get a palindrome (56882228865).

The spelling of 22531115343 in words is "twenty-two billion, five hundred thirty-one million, one hundred fifteen thousand, three hundred forty-three".