2215423232243 has 8 divisors (see below), whose sum is σ = 2398202274048. Its totient is φ = 2034410171904.

The previous prime is 2215423232227. The next prime is 2215423232273. The reversal of 2215423232243 is 3422323245122.

It is a happy number.

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 2215423232243 - 2⁴ = 2215423232227 is a prime.

It is a super-2 number, since 2×2215423232243² (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 (2215423232273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 441492755 + ... + 441497772.

It is an arithmetic number, because the mean of its divisors is an integer number (299775284256).

Almost surely, 2^{2215423232243} is an apocalyptic number.

2215423232243 is a deficient number, since it is larger than the sum of its proper divisors (182779041805).

2215423232243 is a wasteful number, since it uses less digits than its factorization.

2215423232243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 882990733.

The product of its digits is 138240, while the sum is 35.

Adding to 2215423232243 its reverse (3422323245122), we get a palindrome (5637746477365).

The spelling of 2215423232243 in words is "two trillion, two hundred fifteen billion, four hundred twenty-three million, two hundred thirty-two thousand, two hundred forty-three".