102003323202 has 144 divisors (see below), whose sum is σ = 256853387232. Its totient is φ = 29007400320.

The previous prime is 102003323179. The next prime is 102003323203. The reversal of 102003323202 is 202323300201.

It is a happy number.

102003323202 is a `hidden beast` number, since 10 + 2 + 0 + 0 + 332 + 320 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (102003323203) 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 71 ways as a sum of consecutive naturals, for example, 7641478 + ... + 7654814.

It is an arithmetic number, because the mean of its divisors is an integer number (1783704078).

Almost surely, 2^102003323202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102003323202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (128426693616).

102003323202 is an abundant number, since it is smaller than the sum of its proper divisors (154850064030).

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

102003323202 is a wasteful number, since it uses less digits than its factorization.

102003323202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13501 (or 13479 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 102003323202 its reverse (202323300201), we get a palindrome (304326623403).

The spelling of 102003323202 in words is "one hundred two billion, three million, three hundred twenty-three thousand, two hundred two".