2321521411 has 16 divisors (see below), whose sum is σ = 2683376640. Its totient is φ = 1984970880.

The previous prime is 2321521373. The next prime is 2321521421. The reversal of 2321521411 is 1141251232.

2321521411 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 2321521411 - 2¹³ = 2321513219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2321521421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 348070 + ... + 354676.

It is an arithmetic number, because the mean of its divisors is an integer number (167711040).

Almost surely, 2^2321521411 is an apocalyptic number.

2321521411 is a deficient number, since it is larger than the sum of its proper divisors (361855229).

2321521411 is a wasteful number, since it uses less digits than its factorization.

2321521411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8514.

The product of its digits is 480, while the sum is 22.

The square root of 2321521411 is about 48182.1690151035. The cubic root of 2321521411 is about 1324.1105051248.

Adding to 2321521411 its reverse (1141251232), we get a palindrome (3462772643).

The spelling of 2321521411 in words is "two billion, three hundred twenty-one million, five hundred twenty-one thousand, four hundred eleven".