5021420232473 has 2 divisors, whose sum is σ = 5021420232474. Its totient is φ = 5021420232472.

The previous prime is 5021420232431. The next prime is 5021420232509. The reversal of 5021420232473 is 3742320241205.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2670129206809 + 2351291025664 = 1634053^2 + 1533392^2 .

It is a cyclic number.

It is not a de Polignac number, because 5021420232473 - 2²⁶ = 5021353123609 is a prime.

It is a super-2 number, since 2×5021420232473² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5021420232373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2510710116236 + 2510710116237.

It is an arithmetic number, because the mean of its divisors is an integer number (2510710116237).

Almost surely, 2^{5021420232473} is an apocalyptic number.

It is an amenable number.

5021420232473 is a deficient number, since it is larger than the sum of its proper divisors (1).

5021420232473 is an equidigital number, since it uses as much as digits as its factorization.

5021420232473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 35.

Adding to 5021420232473 its reverse (3742320241205), we get a palindrome (8763740473678).

The spelling of 5021420232473 in words is "five trillion, twenty-one billion, four hundred twenty million, two hundred thirty-two thousand, four hundred seventy-three".