102002180326 has 16 divisors (see below), whose sum is σ = 155616814080. Its totient is φ = 50130134280.

The previous prime is 102002180279. The next prime is 102002180353. The reversal of 102002180326 is 623081200201.

It is a self number, because there is not a number n which added to its sum of digits gives 102002180326.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 925711 + ... + 1030021.

It is an arithmetic number, because the mean of its divisors is an integer number (9726050880).

Almost surely, 2^102002180326 is an apocalyptic number.

102002180326 is a deficient number, since it is larger than the sum of its proper divisors (53614633754).

102002180326 is a wasteful number, since it uses less digits than its factorization.

102002180326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112659.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 102002180326 its reverse (623081200201), we get a palindrome (725083380527).

The spelling of 102002180326 in words is "one hundred two billion, two million, one hundred eighty thousand, three hundred twenty-six".