2304220140321 has 16 divisors (see below), whose sum is σ = 3406537080768. Its totient is φ = 1373603659200.

The previous prime is 2304220140293. The next prime is 2304220140331. The reversal of 2304220140321 is 1230410224032.

It is a happy number.

It is not a de Polignac number, because 2304220140321 - 2²² = 2304215946017 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2304220140291 and 2304220140300.

It is not an unprimeable number, because it can be changed into a prime (2304220140331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 572332846 + ... + 572336871.

It is an arithmetic number, because the mean of its divisors is an integer number (212908567548).

Almost surely, 2^{2304220140321} is an apocalyptic number.

It is an amenable number.

2304220140321 is a deficient number, since it is larger than the sum of its proper divisors (1102316940447).

2304220140321 is a wasteful number, since it uses less digits than its factorization.

2304220140321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1144669792.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 2304220140321 its reverse (1230410224032), we get a palindrome (3534630364353).

The spelling of 2304220140321 in words is "two trillion, three hundred four billion, two hundred twenty million, one hundred forty thousand, three hundred twenty-one".