102002055206 has 8 divisors (see below), whose sum is σ = 153004445904. Its totient is φ = 51000573240.

The previous prime is 102002055191. The next prime is 102002055209. The reversal of 102002055206 is 602550200201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102002055209) 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 3 ways as a sum of consecutive naturals, for example, 278996 + ... + 530888.

It is an arithmetic number, because the mean of its divisors is an integer number (19125555738).

Almost surely, 2^102002055206 is an apocalyptic number.

102002055206 is a deficient number, since it is larger than the sum of its proper divisors (51002390698).

102002055206 is a wasteful number, since it uses less digits than its factorization.

102002055206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454366.

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 102002055206 its reverse (602550200201), we get a palindrome (704552255407).

The spelling of 102002055206 in words is "one hundred two billion, two million, fifty-five thousand, two hundred six".