102002323332 has 144 divisors (see below), whose sum is σ = 298947704832. Its totient is φ = 26830702080.

The previous prime is 102002323331. The next prime is 102002323349. The reversal of 102002323332 is 233323200201.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 102002323299 and 102002323308.

It is not an unprimeable number, because it can be changed into a prime (102002323331) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2910232 + ... + 2945072.

It is an arithmetic number, because the mean of its divisors is an integer number (2076025728).

Almost surely, 2^102002323332 is an apocalyptic number.

102002323332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102002323332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149473852416).

102002323332 is an abundant number, since it is smaller than the sum of its proper divisors (196945381500).

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

102002323332 is a wasteful number, since it uses less digits than its factorization.

102002323332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35258 (or 35249 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 102002323332 its reverse (233323200201), we get a palindrome (335325523533).

The spelling of 102002323332 in words is "one hundred two billion, two million, three hundred twenty-three thousand, three hundred thirty-two".