20112011404443 has 96 divisors (see below), whose sum is σ = 36024809812992. Its totient is φ = 10548730828800.

The previous prime is 20112011404223. The next prime is 20112011404469. The reversal of 20112011404443 is 34440411021102.

20112011404443 is a `hidden beast` number, since 2 + 0 + 1 + 1 + 201 + 14 + 0 + 4 + 443 = 666.

It is not a de Polignac number, because 20112011404443 - 2⁹ = 20112011403931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20112011404483) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 117727858 + ... + 117898568.

It is an arithmetic number, because the mean of its divisors is an integer number (375258435552).

Almost surely, 2^{20112011404443} is an apocalyptic number.

20112011404443 is a deficient number, since it is larger than the sum of its proper divisors (15912798408549).

20112011404443 is a wasteful number, since it uses less digits than its factorization.

20112011404443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173465 (or 173462 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 20112011404443 its reverse (34440411021102), we get a palindrome (54552422425545).

The spelling of 20112011404443 in words is "twenty trillion, one hundred twelve billion, eleven million, four hundred four thousand, four hundred forty-three".