320120312102 has 16 divisors (see below), whose sum is σ = 487367405232. Its totient is φ = 157664707200.

The previous prime is 320120312093. The next prime is 320120312119. The reversal of 320120312102 is 201213021023.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5835602 + ... + 5890202.

It is an arithmetic number, because the mean of its divisors is an integer number (30460462827).

Almost surely, 2^320120312102 is an apocalyptic number.

320120312102 is a deficient number, since it is larger than the sum of its proper divisors (167247093130).

320120312102 is a wasteful number, since it uses less digits than its factorization.

320120312102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98423.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 320120312102 its reverse (201213021023), we get a palindrome (521333333125).

The spelling of 320120312102 in words is "three hundred twenty billion, one hundred twenty million, three hundred twelve thousand, one hundred two".