2102301321 has 8 divisors (see below), whose sum is σ = 2899726080. Its totient is φ = 1353205392.

The previous prime is 2102301319. The next prime is 2102301323. The reversal of 2102301321 is 1231032012.

It is an interprime number because it is at equal distance from previous prime (2102301319) and next prime (2102301323).

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

It is not a de Polignac number, because 2102301321 - 2¹ = 2102301319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2102301321.

It is not an unprimeable number, because it can be changed into a prime (2102301323) 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, 12082105 + ... + 12082278.

It is an arithmetic number, because the mean of its divisors is an integer number (362465760).

Almost surely, 2^2102301321 is an apocalyptic number.

It is an amenable number.

2102301321 is a deficient number, since it is larger than the sum of its proper divisors (797424759).

2102301321 is a wasteful number, since it uses less digits than its factorization.

2102301321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24164415.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2102301321 is about 45850.8595448330. The cubic root of 2102301321 is about 1281.0467757596.

Adding to 2102301321 its reverse (1231032012), we get a palindrome (3333333333).

The spelling of 2102301321 in words is "two billion, one hundred two million, three hundred one thousand, three hundred twenty-one".