201233320201 has 16 divisors (see below), whose sum is σ = 218373240960. Its totient is φ = 184807509120.

The previous prime is 201233320187. The next prime is 201233320241. The reversal of 201233320201 is 102023332102.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201233320201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201233320241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 700381 + ... + 944986.

It is an arithmetic number, because the mean of its divisors is an integer number (13648327560).

Almost surely, 2^201233320201 is an apocalyptic number.

It is an amenable number.

201233320201 is a deficient number, since it is larger than the sum of its proper divisors (17139920759).

201233320201 is a wasteful number, since it uses less digits than its factorization.

201233320201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1645584.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 201233320201 its reverse (102023332102), we get a palindrome (303256652303).

The spelling of 201233320201 in words is "two hundred one billion, two hundred thirty-three million, three hundred twenty thousand, two hundred one".