201232101320 has 16 divisors (see below), whose sum is σ = 452772228060. Its totient is φ = 80492840512.

The previous prime is 201232101319. The next prime is 201232101359. The reversal of 201232101320 is 23101232102.

It can be written as a sum of positive squares in 2 ways, for example, as 197454032164 + 3778069156 = 444358^2 + 61466^2 .

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, 2515401227 + ... + 2515401306.

Almost surely, 2^201232101320 is an apocalyptic number.

201232101320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201232101320 is an abundant number, since it is smaller than the sum of its proper divisors (251540126740).

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

201232101320 is a wasteful number, since it uses less digits than its factorization.

201232101320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5030802544 (or 5030802540 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 201232101320 its reverse (23101232102), we get a palindrome (224333333422).

The spelling of 201232101320 in words is "two hundred one billion, two hundred thirty-two million, one hundred one thousand, three hundred twenty".