2421264203103 has 4 divisors (see below), whose sum is σ = 3228352270808. Its totient is φ = 1614176135400.

The previous prime is 2421264203089. The next prime is 2421264203123. The reversal of 2421264203103 is 3013024621242.

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

It is not a de Polignac number, because 2421264203103 - 2⁴ = 2421264203087 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 (2421264203123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 403544033848 + ... + 403544033853.

It is an arithmetic number, because the mean of its divisors is an integer number (807088067702).

Almost surely, 2^{2421264203103} is an apocalyptic number.

2421264203103 is a deficient number, since it is larger than the sum of its proper divisors (807088067705).

2421264203103 is an equidigital number, since it uses as much as digits as its factorization.

2421264203103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 807088067704.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 2421264203103 its reverse (3013024621242), we get a palindrome (5434288824345).

The spelling of 2421264203103 in words is "two trillion, four hundred twenty-one billion, two hundred sixty-four million, two hundred three thousand, one hundred three".