201311100032 has 64 divisors (see below), whose sum is σ = 460645872000. Its totient is φ = 85842561024.

The previous prime is 201311100031. The next prime is 201311100041. The reversal of 201311100032 is 230001113102.

201311100032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (201311100031) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 386213 + ... + 742820.

It is an arithmetic number, because the mean of its divisors is an integer number (7197591750).

Almost surely, 2^201311100032 is an apocalyptic number.

It is an amenable number.

201311100032 is an abundant number, since it is smaller than the sum of its proper divisors (259334771968).

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

201311100032 is a wasteful number, since it uses less digits than its factorization.

201311100032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129253 (or 1129241 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 201311100032 its reverse (230001113102), we get a palindrome (431312213134).

The spelling of 201311100032 in words is "two hundred one billion, three hundred eleven million, one hundred thousand, thirty-two".