420036344213 has 2 divisors, whose sum is σ = 420036344214. Its totient is φ = 420036344212.

The previous prime is 420036344149. The next prime is 420036344219. The reversal of 420036344213 is 312443630024.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 409219928209 + 10816416004 = 639703^2 + 104002^2 .

It is a cyclic number.

It is not a de Polignac number, because 420036344213 - 2⁶ = 420036344149 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 420036344213.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (420036344219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210018172106 + 210018172107.

It is an arithmetic number, because the mean of its divisors is an integer number (210018172107).

Almost surely, 2^420036344213 is an apocalyptic number.

It is an amenable number.

420036344213 is a deficient number, since it is larger than the sum of its proper divisors (1).

420036344213 is an equidigital number, since it uses as much as digits as its factorization.

420036344213 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 420036344213 its reverse (312443630024), we get a palindrome (732479974237).

The spelling of 420036344213 in words is "four hundred twenty billion, thirty-six million, three hundred forty-four thousand, two hundred thirteen".