2101034321 has 8 divisors (see below), whose sum is σ = 2142832320. Its totient is φ = 2059316272.

The previous prime is 2101034317. The next prime is 2101034323. The reversal of 2101034321 is 1234301012.

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

It is not a de Polignac number, because 2101034321 - 2² = 2101034317 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2101034321.

It is not an unprimeable number, because it can be changed into a prime (2101034323) 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, 34556 + ... + 73458.

It is an arithmetic number, because the mean of its divisors is an integer number (267854040).

Almost surely, 2^2101034321 is an apocalyptic number.

It is an amenable number.

2101034321 is a deficient number, since it is larger than the sum of its proper divisors (41797999).

2101034321 is a wasteful number, since it uses less digits than its factorization.

2101034321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39975.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2101034321 is about 45837.0409276166. The cubic root of 2101034321 is about 1280.7893733245.

Adding to 2101034321 its reverse (1234301012), we get a palindrome (3335335333).

The spelling of 2101034321 in words is "two billion, one hundred one million, thirty-four thousand, three hundred twenty-one".