243132104105 has 64 divisors (see below), whose sum is σ = 323551134720. Its totient is φ = 173930803200.

The previous prime is 243132104101. The next prime is 243132104107. The reversal of 243132104105 is 501401231342.

It is a happy number.

It is not a de Polignac number, because 243132104105 - 2² = 243132104101 is a prime.

It is a super-2 number, since 2×243132104105² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (243132104101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 525123104 + ... + 525123566.

It is an arithmetic number, because the mean of its divisors is an integer number (5055486480).

Almost surely, 2^243132104105 is an apocalyptic number.

It is an amenable number.

243132104105 is a deficient number, since it is larger than the sum of its proper divisors (80419030615).

243132104105 is a wasteful number, since it uses less digits than its factorization.

243132104105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1122.

The product of its (nonzero) digits is 2880, while the sum is 26.

Adding to 243132104105 its reverse (501401231342), we get a palindrome (744533335447).

The spelling of 243132104105 in words is "two hundred forty-three billion, one hundred thirty-two million, one hundred four thousand, one hundred five".