2421315111 has 4 divisors (see below), whose sum is σ = 3228420152. Its totient is φ = 1614210072.

The previous prime is 2421315037. The next prime is 2421315119. The reversal of 2421315111 is 1115131242.

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

It is not a de Polignac number, because 2421315111 - 2¹⁷ = 2421184039 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 (2421315119) 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 3 ways as a sum of consecutive naturals, for example, 403552516 + ... + 403552521.

It is an arithmetic number, because the mean of its divisors is an integer number (807105038).

Almost surely, 2^2421315111 is an apocalyptic number.

2421315111 is a deficient number, since it is larger than the sum of its proper divisors (807105041).

2421315111 is an equidigital number, since it uses as much as digits as its factorization.

2421315111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 807105040.

The product of its digits is 240, while the sum is 21.

The square root of 2421315111 is about 49206.8604058418. The cubic root of 2421315111 is about 1342.8178452538.

Adding to 2421315111 its reverse (1115131242), we get a palindrome (3536446353).

The spelling of 2421315111 in words is "two billion, four hundred twenty-one million, three hundred fifteen thousand, one hundred eleven".