22131304044422 has 8 divisors (see below), whose sum is σ = 33525638800272. Its totient is φ = 10956091111000.

The previous prime is 22131304044401. The next prime is 22131304044427. The reversal of 22131304044422 is 22444040313122.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22131304044427) 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, 54780455354 + ... + 54780455757.

It is an arithmetic number, because the mean of its divisors is an integer number (4190704850034).

Almost surely, 2^{22131304044422} is an apocalyptic number.

22131304044422 is a deficient number, since it is larger than the sum of its proper divisors (11394334755850).

22131304044422 is a wasteful number, since it uses less digits than its factorization.

22131304044422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109560911214.

The product of its (nonzero) digits is 36864, while the sum is 32.

Adding to 22131304044422 its reverse (22444040313122), we get a palindrome (44575344357544).

The spelling of 22131304044422 in words is "twenty-two trillion, one hundred thirty-one billion, three hundred four million, forty-four thousand, four hundred twenty-two".