201320500000 has 336 divisors, whose sum is σ = 516672136512. Its totient is φ = 77168000000.

The previous prime is 201320499997. The next prime is 201320500057. The reversal of 201320500000 is 5023102.

201320500000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 1881499947 + ... + 1881500053.

It is an arithmetic number, because the mean of its divisors is an integer number (1537714692).

Almost surely, 2^201320500000 is an apocalyptic number.

201320500000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201320500000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (258336068256).

201320500000 is an abundant number, since it is smaller than the sum of its proper divisors (315351636512).

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

201320500000 is an frugal number, since it uses more digits than its factorization.

201320500000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271 (or 238 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 13.

Adding to 201320500000 its reverse (5023102), we get a palindrome (201325523102).

The spelling of 201320500000 in words is "two hundred one billion, three hundred twenty million, five hundred thousand".