22331424434 has 32 divisors (see below), whose sum is σ = 38759311296. Its totient is φ = 9536901120.

The previous prime is 22331424433. The next prime is 22331424439. The reversal of 22331424434 is 43442413322.

It is a self number, because there is not a number n which added to its sum of digits gives 22331424434.

It is not an unprimeable number, because it can be changed into a prime (22331424433) 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 15 ways as a sum of consecutive naturals, for example, 164057 + ... + 267539.

It is an arithmetic number, because the mean of its divisors is an integer number (1211228478).

Almost surely, 2^22331424434 is an apocalyptic number.

22331424434 is a deficient number, since it is larger than the sum of its proper divisors (16427886862).

22331424434 is a wasteful number, since it uses less digits than its factorization.

22331424434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104090.

The product of its digits is 55296, while the sum is 32.

Adding to 22331424434 its reverse (43442413322), we get a palindrome (65773837756).

The spelling of 22331424434 in words is "twenty-two billion, three hundred thirty-one million, four hundred twenty-four thousand, four hundred thirty-four".