320203113022112 has 24 divisors (see below), whose sum is σ = 631078457807700. Its totient is φ = 159929218975744.

The previous prime is 320203113022099. The next prime is 320203113022139. The reversal of 320203113022112 is 211220311302023.

It can be written as a sum of positive squares in 2 ways, for example, as 319655637335056 + 547475687056 = 17878916^2 + 739916^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5385517787 + ... + 5385577242.

Almost surely, 2^{320203113022112} is an apocalyptic number.

320203113022112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

320203113022112 is a deficient number, since it is larger than the sum of its proper divisors (310875344785588).

320203113022112 is a wasteful number, since it uses less digits than its factorization.

320203113022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10771095968 (or 10771095960 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 320203113022112 its reverse (211220311302023), we get a palindrome (531423424324135).

The spelling of 320203113022112 in words is "three hundred twenty trillion, two hundred three billion, one hundred thirteen million, twenty-two thousand, one hundred twelve".