2321011213 has 8 divisors (see below), whose sum is σ = 2432599488. Its totient is φ = 2210312544.

The previous prime is 2321011193. The next prime is 2321011223. The reversal of 2321011213 is 3121101232.

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 2321011213 - 2⁹ = 2321010701 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 (2321011223) 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, 217056 + ... + 227497.

It is an arithmetic number, because the mean of its divisors is an integer number (304074936).

Almost surely, 2^2321011213 is an apocalyptic number.

2321011213 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2321011213 is a deficient number, since it is larger than the sum of its proper divisors (111588275).

2321011213 is a wasteful number, since it uses less digits than its factorization.

2321011213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444803.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 2321011213 is about 48176.8742551860. The cubic root of 2321011213 is about 1324.0134986211.

Adding to 2321011213 its reverse (3121101232), we get a palindrome (5442112445).

The spelling of 2321011213 in words is "two billion, three hundred twenty-one million, eleven thousand, two hundred thirteen".