2421323111 has 8 divisors (see below), whose sum is σ = 2476865280. Its totient is φ = 2365948728.

The previous prime is 2421323063. The next prime is 2421323119. The reversal of 2421323111 is 1113231242.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2421323111 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 (2421323119) 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, 12521 + ... + 70706.

It is an arithmetic number, because the mean of its divisors is an integer number (309608160).

Almost surely, 2^2421323111 is an apocalyptic number.

2421323111 is a deficient number, since it is larger than the sum of its proper divisors (55542169).

2421323111 is an equidigital number, since it uses as much as digits as its factorization.

2421323111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83893.

The product of its digits is 288, while the sum is 20.

The square root of 2421323111 is about 49206.9416952527. The cubic root of 2421323111 is about 1342.8193241376.

Adding to 2421323111 its reverse (1113231242), we get a palindrome (3534554353).

The spelling of 2421323111 in words is "two billion, four hundred twenty-one million, three hundred twenty-three thousand, one hundred eleven".