2302220244321 has 12 divisors (see below), whose sum is σ = 3325448236500. Its totient is φ = 1534804729440.

The previous prime is 2302220244307. The next prime is 2302220244323. The reversal of 2302220244321 is 1234420222032.

2302220244321 is a `hidden beast` number, since 2 + 3 + 0 + 2 + 220 + 2 + 4 + 432 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1344356767296 + 957863477025 = 1159464^2 + 978705^2 .

It is not a de Polignac number, because 2302220244321 - 2⁹ = 2302220243809 is a prime.

It is a super-2 number, since 2×2302220244321² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2302220244323) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1201555 + ... + 2459303.

It is an arithmetic number, because the mean of its divisors is an integer number (277120686375).

Almost surely, 2^{2302220244321} is an apocalyptic number.

It is an amenable number.

2302220244321 is a deficient number, since it is larger than the sum of its proper divisors (1023227992179).

2302220244321 is a wasteful number, since it uses less digits than its factorization.

2302220244321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1461136 (or 1461133 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 2302220244321 its reverse (1234420222032), we get a palindrome (3536640466353).

The spelling of 2302220244321 in words is "two trillion, three hundred two billion, two hundred twenty million, two hundred forty-four thousand, three hundred twenty-one".