320101232506 has 8 divisors (see below), whose sum is σ = 523802016864. Its totient is φ = 145500560220.

The previous prime is 320101232501. The next prime is 320101232533. The reversal of 320101232506 is 605232101023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (320101232501) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7275027990 + ... + 7275028033.

It is an arithmetic number, because the mean of its divisors is an integer number (65475252108).

Almost surely, 2^320101232506 is an apocalyptic number.

320101232506 is a deficient number, since it is larger than the sum of its proper divisors (203700784358).

320101232506 is a wasteful number, since it uses less digits than its factorization.

320101232506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14550056036.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 320101232506 its reverse (605232101023), we get a palindrome (925333333529).

The spelling of 320101232506 in words is "three hundred twenty billion, one hundred one million, two hundred thirty-two thousand, five hundred six".