243132221014 has 32 divisors (see below), whose sum is σ = 375604669440. Its totient is φ = 117969560352.

The previous prime is 243132220993. The next prime is 243132221027. The reversal of 243132221014 is 410122231342.

It is a super-2 number, since 2×243132221014² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 243132221014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9749149 + ... + 9774055.

It is an arithmetic number, because the mean of its divisors is an integer number (11737645920).

Almost surely, 2^243132221014 is an apocalyptic number.

243132221014 is a deficient number, since it is larger than the sum of its proper divisors (132472448426).

243132221014 is a wasteful number, since it uses less digits than its factorization.

243132221014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25684.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 243132221014 its reverse (410122231342), we get a palindrome (653254452356).

The spelling of 243132221014 in words is "two hundred forty-three billion, one hundred thirty-two million, two hundred twenty-one thousand, fourteen".