420324103103 has 4 divisors (see below), whose sum is σ = 420372352848. Its totient is φ = 420275853360.

The previous prime is 420324103091. The next prime is 420324103141. The reversal of 420324103103 is 301301423024.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 420324103103 - 2³² = 416029135807 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (420324103153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24111803 + ... + 24129228.

It is an arithmetic number, because the mean of its divisors is an integer number (105093088212).

Almost surely, 2^420324103103 is an apocalyptic number.

420324103103 is a deficient number, since it is larger than the sum of its proper divisors (48249745).

420324103103 is an equidigital number, since it uses as much as digits as its factorization.

420324103103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48249744.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 420324103103 its reverse (301301423024), we get a palindrome (721625526127).

The spelling of 420324103103 in words is "four hundred twenty billion, three hundred twenty-four million, one hundred three thousand, one hundred three".