2040303321431 has 2 divisors, whose sum is σ = 2040303321432. Its totient is φ = 2040303321430.

The previous prime is 2040303321319. The next prime is 2040303321451. The reversal of 2040303321431 is 1341233030402.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2040303321431 is a prime.

It is a super-2 number, since 2×2040303321431² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2040303321431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2040303321451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020151660715 + 1020151660716.

It is an arithmetic number, because the mean of its divisors is an integer number (1020151660716).

Almost surely, 2^{2040303321431} is an apocalyptic number.

2040303321431 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040303321431 is an equidigital number, since it uses as much as digits as its factorization.

2040303321431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 2040303321431 its reverse (1341233030402), we get a palindrome (3381536351833).

The spelling of 2040303321431 in words is "two trillion, forty billion, three hundred three million, three hundred twenty-one thousand, four hundred thirty-one".