20443112334 has 24 divisors (see below), whose sum is σ = 44300195472. Its totient is φ = 6813326880.

The previous prime is 20443112317. The next prime is 20443112341. The reversal of 20443112334 is 43321134402.

20443112334 is a `hidden beast` number, since 204 + 431 + 1 + 23 + 3 + 4 = 666.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20443112298 and 20443112307.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 38679 + ... + 205869.

It is an arithmetic number, because the mean of its divisors is an integer number (1845841478).

Almost surely, 2^20443112334 is an apocalyptic number.

20443112334 is an abundant number, since it is smaller than the sum of its proper divisors (23857083138).

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

20443112334 is a wasteful number, since it uses less digits than its factorization.

20443112334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173992 (or 173989 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 20443112334 its reverse (43321134402), we get a palindrome (63764246736).

The spelling of 20443112334 in words is "twenty billion, four hundred forty-three million, one hundred twelve thousand, three hundred thirty-four".