2020340330431 has 2 divisors, whose sum is σ = 2020340330432. Its totient is φ = 2020340330430.

The previous prime is 2020340330387. The next prime is 2020340330443. The reversal of 2020340330431 is 1340330430202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2020340330431 - 2⁷ = 2020340330303 is a prime.

It is a super-2 number, since 2×2020340330431² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2020340330396 and 2020340330405.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2020340330461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010170165215 + 1010170165216.

It is an arithmetic number, because the mean of its divisors is an integer number (1010170165216).

Almost surely, 2^{2020340330431} is an apocalyptic number.

2020340330431 is a deficient number, since it is larger than the sum of its proper divisors (1).

2020340330431 is an equidigital number, since it uses as much as digits as its factorization.

2020340330431 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 25.

Adding to 2020340330431 its reverse (1340330430202), we get a palindrome (3360670760633).

The spelling of 2020340330431 in words is "two trillion, twenty billion, three hundred forty million, three hundred thirty thousand, four hundred thirty-one".