320210312102 has 4 divisors (see below), whose sum is σ = 480315468156. Its totient is φ = 160105156050.

The previous prime is 320210312089. The next prime is 320210312111. The reversal of 320210312102 is 201213012023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 201213012023 = 9239 ⋅21778657.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80052578024 + ... + 80052578027.

It is an arithmetic number, because the mean of its divisors is an integer number (120078867039).

Almost surely, 2^320210312102 is an apocalyptic number.

320210312102 is a deficient number, since it is larger than the sum of its proper divisors (160105156054).

320210312102 is a wasteful number, since it uses less digits than its factorization.

320210312102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160105156053.

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

Adding to 320210312102 its reverse (201213012023), we get a palindrome (521423324125).

The spelling of 320210312102 in words is "three hundred twenty billion, two hundred ten million, three hundred twelve thousand, one hundred two".