2302112321 has 8 divisors (see below), whose sum is σ = 2359127400. Its totient is φ = 2245138560.

The previous prime is 2302112303. The next prime is 2302112347. The reversal of 2302112321 is 1232112032.

It can be written as a sum of positive squares in 4 ways, for example, as 13542400 + 2288569921 = 3680^2 + 47839^2 .

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 2302112321 - 2¹⁰ = 2302111297 is a prime.

It is a super-2 number, since 2×2302112321² = 10599442277000014082, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2302112321.

It is not an unprimeable number, because it can be changed into a prime (2302112381) 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, 123695 + ... + 141083.

It is an arithmetic number, because the mean of its divisors is an integer number (294890925).

Almost surely, 2^2302112321 is an apocalyptic number.

It is an amenable number.

2302112321 is a deficient number, since it is larger than the sum of its proper divisors (57015079).

2302112321 is a wasteful number, since it uses less digits than its factorization.

2302112321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20659.

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

The square root of 2302112321 is about 47980.3326478673. The cubic root of 2302112321 is about 1320.4100962164.

Adding to 2302112321 its reverse (1232112032), we get a palindrome (3534224353).

The spelling of 2302112321 in words is "two billion, three hundred two million, one hundred twelve thousand, three hundred twenty-one".