102002343123 has 8 divisors (see below), whose sum is σ = 136094838208. Its totient is φ = 67955705064.

The previous prime is 102002343067. The next prime is 102002343151. The reversal of 102002343123 is 321343200201.

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

It is not a de Polignac number, because 102002343123 - 2³⁶ = 33282866387 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 102002343123.

It is not an unprimeable number, because it can be changed into a prime (102002393123) 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 7 ways as a sum of consecutive naturals, for example, 11459065 + ... + 11467962.

It is an arithmetic number, because the mean of its divisors is an integer number (17011854776).

Almost surely, 2^102002343123 is an apocalyptic number.

102002343123 is a deficient number, since it is larger than the sum of its proper divisors (34092495085).

102002343123 is a wasteful number, since it uses less digits than its factorization.

102002343123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22928513.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 102002343123 its reverse (321343200201), we get a palindrome (423345543324).

The spelling of 102002343123 in words is "one hundred two billion, two million, three hundred forty-three thousand, one hundred twenty-three".