2343012221 has 8 divisors (see below), whose sum is σ = 2557091424. Its totient is φ = 2129112720.

The previous prime is 2343012197. The next prime is 2343012247. The reversal of 2343012221 is 1222103432.

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 2343012221 - 2¹⁰ = 2343011197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2343012193 and 2343012202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2343012521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16895 + ... + 70508.

It is an arithmetic number, because the mean of its divisors is an integer number (319636428).

Almost surely, 2^2343012221 is an apocalyptic number.

It is an amenable number.

2343012221 is a deficient number, since it is larger than the sum of its proper divisors (214079203).

2343012221 is a wasteful number, since it uses less digits than its factorization.

2343012221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89851.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 2343012221 is about 48404.6714791042. The cubic root of 2343012221 is about 1328.1838177973.

Adding to 2343012221 its reverse (1222103432), we get a palindrome (3565115653).

The spelling of 2343012221 in words is "two billion, three hundred forty-three million, twelve thousand, two hundred twenty-one".