23222134340450 has 24 divisors (see below), whose sum is σ = 43317645899472. Its totient is φ = 9262084698320.

The previous prime is 23222134340441. The next prime is 23222134340453. The reversal of 23222134340450 is 5404343122232.

It is a self number, because there is not a number n which added to its sum of digits gives 23222134340450.

It is not an unprimeable number, because it can be changed into a prime (23222134340453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 669208424 + ... + 669243123.

It is an arithmetic number, because the mean of its divisors is an integer number (1804901912478).

Almost surely, 2^{23222134340450} is an apocalyptic number.

23222134340450 is a deficient number, since it is larger than the sum of its proper divisors (20095511559022).

23222134340450 is a wasteful number, since it uses less digits than its factorization.

23222134340450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1338451906 (or 1338451901 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 23222134340450 its reverse (5404343122232), we get a palindrome (28626477462682).

The spelling of 23222134340450 in words is "twenty-three trillion, two hundred twenty-two billion, one hundred thirty-four million, three hundred forty thousand, four hundred fifty".