243134211102 has 8 divisors (see below), whose sum is σ = 486268422216. Its totient is φ = 81044737032.

The previous prime is 243134211091. The next prime is 243134211109. The reversal of 243134211102 is 201112431342.

It is a sphenic number, since it is the product of 3 distinct primes.

243134211102 is an admirable number.

It is a super-2 number, since 2×243134211102² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243134211109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20261184253 + ... + 20261184264.

It is an arithmetic number, because the mean of its divisors is an integer number (60783552777).

Almost surely, 2^243134211102 is an apocalyptic number.

243134211102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

243134211102 is a wasteful number, since it uses less digits than its factorization.

243134211102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40522368522.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 243134211102 its reverse (201112431342), we get a palindrome (444246642444).

The spelling of 243134211102 in words is "two hundred forty-three billion, one hundred thirty-four million, two hundred eleven thousand, one hundred two".