2421315099 has 20 divisors (see below), whose sum is σ = 4133745264. Its totient is φ = 1383608304.

The previous prime is 2421315037. The next prime is 2421315119. The reversal of 2421315099 is 9905131242.

It is not a de Polignac number, because 2421315099 - 2⁷ = 2421314971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2421315199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2134632 + ... + 2135765.

Almost surely, 2^2421315099 is an apocalyptic number.

2421315099 is a deficient number, since it is larger than the sum of its proper divisors (1712430165).

2421315099 is an equidigital number, since it uses as much as digits as its factorization.

2421315099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4270416 (or 4270407 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 2421315099 is about 49206.8602839076. The cubic root of 2421315099 is about 1342.8178430355.

The spelling of 2421315099 in words is "two billion, four hundred twenty-one million, three hundred fifteen thousand, ninety-nine".