20132020423 has 2 divisors, whose sum is σ = 20132020424. Its totient is φ = 20132020422.

The previous prime is 20132020357. The next prime is 20132020459. The reversal of 20132020423 is 32402023102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20132020423 - 2²⁵ = 20098465991 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20132020423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20132020523) 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 as a sum of consecutive naturals, namely, 10066010211 + 10066010212.

It is an arithmetic number, because the mean of its divisors is an integer number (10066010212).

Almost surely, 2^20132020423 is an apocalyptic number.

20132020423 is a deficient number, since it is larger than the sum of its proper divisors (1).

20132020423 is an equidigital number, since it uses as much as digits as its factorization.

20132020423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 19.

Adding to 20132020423 its reverse (32402023102), we get a palindrome (52534043525).

The spelling of 20132020423 in words is "twenty billion, one hundred thirty-two million, twenty thousand, four hundred twenty-three".