102331320202 has 16 divisors (see below), whose sum is σ = 161653462560. Its totient is φ = 48449422512.

The previous prime is 102331320181. The next prime is 102331320241. The reversal of 102331320202 is 202023133201.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 102331320202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 567253 + ... + 725560.

It is an arithmetic number, because the mean of its divisors is an integer number (10103341410).

Almost surely, 2^102331320202 is an apocalyptic number.

102331320202 is a deficient number, since it is larger than the sum of its proper divisors (59322142358).

102331320202 is a wasteful number, since it uses less digits than its factorization.

102331320202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294917.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 102331320202 its reverse (202023133201), we get a palindrome (304354453403).

The spelling of 102331320202 in words is "one hundred two billion, three hundred thirty-one million, three hundred twenty thousand, two hundred two".