2101441321 has 8 divisors (see below), whose sum is σ = 2414092544. Its totient is φ = 1791901440.

The previous prime is 2101441289. The next prime is 2101441367. The reversal of 2101441321 is 1231441012.

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

It is not a de Polignac number, because 2101441321 - 2⁵ = 2101441289 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2101441421) 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, 776385 + ... + 779086.

It is an arithmetic number, because the mean of its divisors is an integer number (301761568).

Almost surely, 2^2101441321 is an apocalyptic number.

It is an amenable number.

2101441321 is a deficient number, since it is larger than the sum of its proper divisors (312651223).

2101441321 is a wasteful number, since it uses less digits than its factorization.

2101441321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1555671.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 2101441321 is about 45841.4803534964. The cubic root of 2101441321 is about 1280.8720703107.

Adding to 2101441321 its reverse (1231441012), we get a palindrome (3332882333).

The spelling of 2101441321 in words is "two billion, one hundred one million, four hundred forty-one thousand, three hundred twenty-one".