243421221024110 has 32 divisors (see below), whose sum is σ = 446429082197952. Its totient is φ = 95530544961280.

The previous prime is 243421221024109. The next prime is 243421221024187. The reversal of 243421221024110 is 11420122124342.

It is a super-2 number, since 2×243421221024110² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63332255 + ... + 67065765.

It is an arithmetic number, because the mean of its divisors is an integer number (13950908818686).

Almost surely, 2^{243421221024110} is an apocalyptic number.

243421221024110 is a deficient number, since it is larger than the sum of its proper divisors (203007861173842).

243421221024110 is a wasteful number, since it uses less digits than its factorization.

243421221024110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3856588.

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 243421221024110 its reverse (11420122124342), we get a palindrome (254841343148452).

The spelling of 243421221024110 in words is "two hundred forty-three trillion, four hundred twenty-one billion, two hundred twenty-one million, twenty-four thousand, one hundred ten".