2302111321 has 16 divisors (see below), whose sum is σ = 2523916800. Its totient is φ = 2090043648.

The previous prime is 2302111319. The next prime is 2302111351. The reversal of 2302111321 is 1231112032.

It is not a de Polignac number, because 2302111321 - 2¹ = 2302111319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2302111295 and 2302111304.

It is not an unprimeable number, because it can be changed into a prime (2302111351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1055410 + ... + 1057588.

It is an arithmetic number, because the mean of its divisors is an integer number (157744800).

Almost surely, 2^2302111321 is an apocalyptic number.

It is an amenable number.

2302111321 is a deficient number, since it is larger than the sum of its proper divisors (221805479).

2302111321 is a wasteful number, since it uses less digits than its factorization.

2302111321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4368.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 2302111321 is about 47980.3222269297. The cubic root of 2302111321 is about 1320.4099050282.

Adding to 2302111321 its reverse (1231112032), we get a palindrome (3533223353).

The spelling of 2302111321 in words is "two billion, three hundred two million, one hundred eleven thousand, three hundred twenty-one".