2040100443 has 6 divisors (see below), whose sum is σ = 2946811764. Its totient is φ = 1360066956.

The previous prime is 2040100399. The next prime is 2040100451. The reversal of 2040100443 is 3440010402.

It is not a de Polignac number, because 2040100443 - 2⁶ = 2040100379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2040100493) 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 5 ways as a sum of consecutive naturals, for example, 113338905 + ... + 113338922.

It is an arithmetic number, because the mean of its divisors is an integer number (491135294).

Almost surely, 2^2040100443 is an apocalyptic number.

2040100443 is a deficient number, since it is larger than the sum of its proper divisors (906711321).

2040100443 is a wasteful number, since it uses less digits than its factorization.

2040100443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226677833 (or 226677830 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 2040100443 is about 45167.4710715577. The cubic root of 2040100443 is about 1268.2859558262.

Adding to 2040100443 its reverse (3440010402), we get a palindrome (5480110845).

The spelling of 2040100443 in words is "two billion, forty million, one hundred thousand, four hundred forty-three".