2121417303 has 8 divisors (see below), whose sum is σ = 2867304048. Its totient is φ = 1394904384.

The previous prime is 2121417281. The next prime is 2121417329. The reversal of 2121417303 is 3037141212.

It is a happy number.

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

It is not a de Polignac number, because 2121417303 - 2²⁸ = 1852981847 is a prime.

It is a super-2 number, since 2×2121417303² = 9000822746935587618, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2121417343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4843200 + ... + 4843637.

It is an arithmetic number, because the mean of its divisors is an integer number (358413006).

Almost surely, 2^2121417303 is an apocalyptic number.

2121417303 is a deficient number, since it is larger than the sum of its proper divisors (745886745).

2121417303 is an equidigital number, since it uses as much as digits as its factorization.

2121417303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9686913.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 2121417303 is about 46058.8460884551. The cubic root of 2121417303 is about 1284.9178694599.

Adding to 2121417303 its reverse (3037141212), we get a palindrome (5158558515).

The spelling of 2121417303 in words is "two billion, one hundred twenty-one million, four hundred seventeen thousand, three hundred three".