20413343023 has 2 divisors, whose sum is σ = 20413343024. Its totient is φ = 20413343022.

The previous prime is 20413342993. The next prime is 20413343033. The reversal of 20413343023 is 32034331402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20413343023 - 2²¹ = 20411245871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20413343033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10206671511 + 10206671512.

It is an arithmetic number, because the mean of its divisors is an integer number (10206671512).

Almost surely, 2^20413343023 is an apocalyptic number.

20413343023 is a deficient number, since it is larger than the sum of its proper divisors (1).

20413343023 is an equidigital number, since it uses as much as digits as its factorization.

20413343023 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 20413343023 its reverse (32034331402), we get a palindrome (52447674425).

The spelling of 20413343023 in words is "twenty billion, four hundred thirteen million, three hundred forty-three thousand, twenty-three".