22031343234 has 24 divisors (see below), whose sum is σ = 47738611440. Its totient is φ = 7343160408.

The previous prime is 22031343197. The next prime is 22031343241. The reversal of 22031343234 is 43234313022.

22031343234 is a `hidden beast` number, since 2 + 20 + 313 + 4 + 323 + 4 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 22031343198 and 22031343207.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 200377 + ... + 290195.

It is an arithmetic number, because the mean of its divisors is an integer number (1989108810).

Almost surely, 2^22031343234 is an apocalyptic number.

22031343234 is an abundant number, since it is smaller than the sum of its proper divisors (25707268206).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22031343234 is a wasteful number, since it uses less digits than its factorization.

22031343234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103454 (or 103451 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 22031343234 its reverse (43234313022), we get a palindrome (65265656256).

The spelling of 22031343234 in words is "twenty-two billion, thirty-one million, three hundred forty-three thousand, two hundred thirty-four".