243144201102 has 32 divisors (see below), whose sum is σ = 530513919360. Its totient is φ = 73677633120.

The previous prime is 243144201101. The next prime is 243144201107. The reversal of 243144201102 is 201102441342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (243144201101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3973128 + ... + 4033860.

It is an arithmetic number, because the mean of its divisors is an integer number (16578559980).

Almost surely, 2^243144201102 is an apocalyptic number.

243144201102 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

243144201102 is an abundant number, since it is smaller than the sum of its proper divisors (287369718258).

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

243144201102 is a wasteful number, since it uses less digits than its factorization.

243144201102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121408.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 243144201102 its reverse (201102441342), we get a palindrome (444246642444).

The spelling of 243144201102 in words is "two hundred forty-three billion, one hundred forty-four million, two hundred one thousand, one hundred two".