22131343131443 has 12 divisors (see below), whose sum is σ = 27724979308320. Its totient is φ = 17510513246352.

The previous prime is 22131343131431. The next prime is 22131343131509. The reversal of 22131343131443 is 34413134313122.

It is not a de Polignac number, because 22131343131443 - 2¹⁴ = 22131343115059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22131343131413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17371540283 + ... + 17371541556.

It is an arithmetic number, because the mean of its divisors is an integer number (2310414942360).

Almost surely, 2^{22131343131443} is an apocalyptic number.

22131343131443 is a deficient number, since it is larger than the sum of its proper divisors (5593636176877).

22131343131443 is a wasteful number, since it uses less digits than its factorization.

22131343131443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34743081866 (or 34743081859 counting only the distinct ones).

The product of its digits is 62208, while the sum is 35.

Adding to 22131343131443 its reverse (34413134313122), we get a palindrome (56544477444565).

The spelling of 22131343131443 in words is "twenty-two trillion, one hundred thirty-one billion, three hundred forty-three million, one hundred thirty-one thousand, four hundred forty-three".