2040020431043 has 16 divisors (see below), whose sum is σ = 2332613072064. Its totient is φ = 1747718346240.

The previous prime is 2040020431019. The next prime is 2040020431067. The reversal of 2040020431043 is 3401340200402.

It is an interprime number because it is at equal distance from previous prime (2040020431019) and next prime (2040020431067).

It is a cyclic number.

It is not a de Polignac number, because 2040020431043 - 2¹² = 2040020426947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2040020431003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158861303 + ... + 158874143.

It is an arithmetic number, because the mean of its divisors is an integer number (145788317004).

Almost surely, 2^{2040020431043} is an apocalyptic number.

2040020431043 is a deficient number, since it is larger than the sum of its proper divisors (292592641021).

2040020431043 is a wasteful number, since it uses less digits than its factorization.

2040020431043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22382.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 2040020431043 its reverse (3401340200402), we get a palindrome (5441360631445).

The spelling of 2040020431043 in words is "two trillion, forty billion, twenty million, four hundred thirty-one thousand, forty-three".