2421238099 has 8 divisors (see below), whose sum is σ = 2767729248. Its totient is φ = 2074896960.

The previous prime is 2421238091. The next prime is 2421238103. The reversal of 2421238099 is 9908321242.

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

It is a cyclic number.

It is not a de Polignac number, because 2421238099 - 2³ = 2421238091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2421238091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 472 + ... + 69589.

It is an arithmetic number, because the mean of its divisors is an integer number (345966156).

Almost surely, 2^2421238099 is an apocalyptic number.

2421238099 is a deficient number, since it is larger than the sum of its proper divisors (346491149).

2421238099 is an equidigital number, since it uses as much as digits as its factorization.

2421238099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75005.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 2421238099 is about 49206.0778664587. The cubic root of 2421238099 is about 1342.8036086125.

The spelling of 2421238099 in words is "two billion, four hundred twenty-one million, two hundred thirty-eight thousand, ninety-nine".