2040221043 has 24 divisors (see below), whose sum is σ = 3446313728. Its totient is φ = 1138726512.

The previous prime is 2040220999. The next prime is 2040221069. The reversal of 2040221043 is 3401220402.

It is not a de Polignac number, because 2040221043 - 2¹² = 2040216947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2040221093) 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 23 ways as a sum of consecutive naturals, for example, 373855 + ... + 379272.

Almost surely, 2^2040221043 is an apocalyptic number.

2040221043 is a deficient number, since it is larger than the sum of its proper divisors (1406092685).

2040221043 is a wasteful number, since it uses less digits than its factorization.

2040221043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753183 (or 753180 counting only the distinct ones).

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

The square root of 2040221043 is about 45168.8060834023. The cubic root of 2040221043 is about 1268.3109467971.

Adding to 2040221043 its reverse (3401220402), we get a palindrome (5441441445).

The spelling of 2040221043 in words is "two billion, forty million, two hundred twenty-one thousand, forty-three".