2421310503 has 8 divisors (see below), whose sum is σ = 3232073728. Its totient is φ = 1612377144.

The previous prime is 2421310483. The next prime is 2421310513. The reversal of 2421310503 is 3050131242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2421310503 - 2⁶ = 2421310439 is a prime.

It is a super-2 number, since 2×2421310503² = 11725489103876226018, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2421310503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421310513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 454375 + ... + 459672.

It is an arithmetic number, because the mean of its divisors is an integer number (404009216).

Almost surely, 2^2421310503 is an apocalyptic number.

2421310503 is a deficient number, since it is larger than the sum of its proper divisors (810763225).

2421310503 is an equidigital number, since it uses as much as digits as its factorization.

2421310503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 914933.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 2421310503 is about 49206.8135830801. The cubic root of 2421310503 is about 1342.8169934152.

Adding to 2421310503 its reverse (3050131242), we get a palindrome (5471441745).

It can be divided in two parts, 24213 and 10503, that added together give a triangular number (34716 = T₂₆₃).

The spelling of 2421310503 in words is "two billion, four hundred twenty-one million, three hundred ten thousand, five hundred three".