102204043243 has 16 divisors (see below), whose sum is σ = 105636139200. Its totient is φ = 98808564096.

The previous prime is 102204043229. The next prime is 102204043297. The reversal of 102204043243 is 342340402201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 102204043243 - 2¹³ = 102204035051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102204043213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5682621 + ... + 5700577.

It is an arithmetic number, because the mean of its divisors is an integer number (6602258700).

Almost surely, 2^102204043243 is an apocalyptic number.

102204043243 is a deficient number, since it is larger than the sum of its proper divisors (3432095957).

102204043243 is a wasteful number, since it uses less digits than its factorization.

102204043243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18966.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 102204043243 its reverse (342340402201), we get a palindrome (444544445444).

The spelling of 102204043243 in words is "one hundred two billion, two hundred four million, forty-three thousand, two hundred forty-three".