201032320111 has 16 divisors (see below), whose sum is σ = 242114093568. Its totient is φ = 163189620000.

The previous prime is 201032320103. The next prime is 201032320117. The reversal of 201032320111 is 111023230102.

It is a cyclic number.

It is not a de Polignac number, because 201032320111 - 2³ = 201032320103 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201032320117) 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 15 ways as a sum of consecutive naturals, for example, 6165165 + ... + 6197686.

It is an arithmetic number, because the mean of its divisors is an integer number (15132130848).

Almost surely, 2^201032320111 is an apocalyptic number.

201032320111 is a deficient number, since it is larger than the sum of its proper divisors (41081773457).

201032320111 is a wasteful number, since it uses less digits than its factorization.

201032320111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12362982.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 201032320111 its reverse (111023230102), we get a palindrome (312055550213).

Subtracting from 201032320111 its reverse (111023230102), we obtain a palindrome (90009090009).

The spelling of 201032320111 in words is "two hundred one billion, thirty-two million, three hundred twenty thousand, one hundred eleven".