320131010002 has 4 divisors (see below), whose sum is σ = 480196515006. Its totient is φ = 160065505000.

The previous prime is 320131009969. The next prime is 320131010029. The reversal of 320131010002 is 200010131023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 200010131023 = 28759 ⋅6954697.

It can be written as a sum of positive squares in only one way, i.e., 317646087201 + 2484922801 = 563601^2 + 49849^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80032752499 + ... + 80032752502.

Almost surely, 2^320131010002 is an apocalyptic number.

320131010002 is a deficient number, since it is larger than the sum of its proper divisors (160065505004).

320131010002 is a wasteful number, since it uses less digits than its factorization.

320131010002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160065505003.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 320131010002 its reverse (200010131023), we get a palindrome (520141141025).

The spelling of 320131010002 in words is "three hundred twenty billion, one hundred thirty-one million, ten thousand, two".