320131230102 has 16 divisors (see below), whose sum is σ = 711402733680. Its totient is φ = 106710410016.

The previous prime is 320131230053. The next prime is 320131230119. The reversal of 320131230102 is 201032131023.

320131230102 is a `hidden beast` number, since 320 + 1 + 312 + 30 + 1 + 0 + 2 = 666.

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

It is a congruent number.

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, 2964178003 + ... + 2964178110.

It is an arithmetic number, because the mean of its divisors is an integer number (44462670855).

Almost surely, 2^320131230102 is an apocalyptic number.

320131230102 is an abundant number, since it is smaller than the sum of its proper divisors (391271503578).

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

320131230102 is a wasteful number, since it uses less digits than its factorization.

320131230102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5928356124 (or 5928356118 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 320131230102 its reverse (201032131023), we get a palindrome (521163361125).

The spelling of 320131230102 in words is "three hundred twenty billion, one hundred thirty-one million, two hundred thirty thousand, one hundred two".