201303113320 has 32 divisors (see below), whose sum is σ = 453030100200. Its totient is φ = 80503806208.

The previous prime is 201303113267. The next prime is 201303113321. The reversal of 201303113320 is 23311303102.

It can be written as a sum of positive squares in 4 ways, for example, as 120668695876 + 80634417444 = 347374^2 + 283962^2 .

It is a super-2 number, since 2×201303113320² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201303113321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 357175 + ... + 728134.

Almost surely, 2^201303113320 is an apocalyptic number.

201303113320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201303113320 is an abundant number, since it is smaller than the sum of its proper divisors (251726986880).

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

201303113320 is a wasteful number, since it uses less digits than its factorization.

201303113320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1089957 (or 1089953 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 201303113320 its reverse (23311303102), we get a palindrome (224614416422).

The spelling of 201303113320 in words is "two hundred one billion, three hundred three million, one hundred thirteen thousand, three hundred twenty".