243220221422110 has 16 divisors (see below), whose sum is σ = 447111215551296. Its totient is φ = 95218129237408.

The previous prime is 243220221422083. The next prime is 243220221422149. The reversal of 243220221422110 is 11224122022342.

It is a super-2 number, since 2×243220221422110² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258744915937 + ... + 258744916876.

It is an arithmetic number, because the mean of its divisors is an integer number (27944450971956).

Almost surely, 2^{243220221422110} is an apocalyptic number.

243220221422110 is a deficient number, since it is larger than the sum of its proper divisors (203890994129186).

243220221422110 is a wasteful number, since it uses less digits than its factorization.

243220221422110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517489832867.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 243220221422110 its reverse (11224122022342), we get a palindrome (254444343444452).

The spelling of 243220221422110 in words is "two hundred forty-three trillion, two hundred twenty billion, two hundred twenty-one million, four hundred twenty-two thousand, one hundred ten".