201231000330 has 32 divisors (see below), whose sum is σ = 483085301184. Its totient is φ = 53647055616.

The previous prime is 201231000293. The next prime is 201231000349. The reversal of 201231000330 is 33000132102.

201231000330 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

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 15 ways as a sum of consecutive naturals, for example, 796272 + ... + 1018091.

It is an arithmetic number, because the mean of its divisors is an integer number (15096415662).

Almost surely, 2^201231000330 is an apocalyptic number.

201231000330 is an abundant number, since it is smaller than the sum of its proper divisors (281854300854).

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

201231000330 is a wasteful number, since it uses less digits than its factorization.

201231000330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1818070.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 201231000330 its reverse (33000132102), we get a palindrome (234231132432).

The spelling of 201231000330 in words is "two hundred one billion, two hundred thirty-one million, three hundred thirty", and thus it is an aban number.