201343404102 has 32 divisors (see below), whose sum is σ = 404896665600. Its totient is φ = 66747165600.

The previous prime is 201343404047. The next prime is 201343404107. The reversal of 201343404102 is 201404343102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201343404107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 676477 + ... + 927527.

It is an arithmetic number, because the mean of its divisors is an integer number (12653020800).

Almost surely, 2^201343404102 is an apocalyptic number.

201343404102 is an abundant number, since it is smaller than the sum of its proper divisors (203553261498).

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

201343404102 is a wasteful number, since it uses less digits than its factorization.

201343404102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251788.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 201343404102 its reverse (201404343102), we get a palindrome (402747747204).

The spelling of 201343404102 in words is "two hundred one billion, three hundred forty-three million, four hundred four thousand, one hundred two".