2230165165321 has 8 divisors (see below), whose sum is σ = 2252801573064. Its totient is φ = 2207539651200.

The previous prime is 2230165165301. The next prime is 2230165165351. The reversal of 2230165165321 is 1235615610322.

It can be written as a sum of positive squares in 4 ways, for example, as 562027599225 + 1668137566096 = 749685^2 + 1291564^2 .

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 2230165165321 - 2¹⁷ = 2230165034249 is a prime.

It is a super-2 number, since 2×2230165165321² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2230165165301) 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, 2311570 + ... + 3131083.

It is an arithmetic number, because the mean of its divisors is an integer number (281600196633).

Almost surely, 2^{2230165165321} is an apocalyptic number.

It is an amenable number.

2230165165321 is a deficient number, since it is larger than the sum of its proper divisors (22636407743).

2230165165321 is a wasteful number, since it uses less digits than its factorization.

2230165165321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5446811.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 2230165165321 in words is "two trillion, two hundred thirty billion, one hundred sixty-five million, one hundred sixty-five thousand, three hundred twenty-one".