22105343234 has 8 divisors (see below), whose sum is σ = 35708631420. Its totient is φ = 10202466096.

The previous prime is 22105343203. The next prime is 22105343243. The reversal of 22105343234 is 43234350122.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 21831540025 + 273803209 = 147755^2 + 16547^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 22105343197 and 22105343206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 425102729 + ... + 425102780.

Almost surely, 2^22105343234 is an apocalyptic number.

22105343234 is a deficient number, since it is larger than the sum of its proper divisors (13603288186).

22105343234 is a wasteful number, since it uses less digits than its factorization.

22105343234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850205524.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 22105343234 its reverse (43234350122), we get a palindrome (65339693356).

The spelling of 22105343234 in words is "twenty-two billion, one hundred five million, three hundred forty-three thousand, two hundred thirty-four".