320243132202 has 128 divisors (see below), whose sum is σ = 779175936000. Its totient is φ = 85657844736.

The previous prime is 320243132173. The next prime is 320243132233. The reversal of 320243132202 is 202231342023.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 119358753 + ... + 119361435.

It is an arithmetic number, because the mean of its divisors is an integer number (6087312000).

Almost surely, 2^320243132202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 320243132202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (389587968000).

320243132202 is an abundant number, since it is smaller than the sum of its proper divisors (458932803798).

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

320243132202 is a wasteful number, since it uses less digits than its factorization.

320243132202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3540.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 320243132202 its reverse (202231342023), we get a palindrome (522474474225).

The spelling of 320243132202 in words is "three hundred twenty billion, two hundred forty-three million, one hundred thirty-two thousand, two hundred two".