201203221320233 has 4 divisors (see below), whose sum is σ = 219494423258448. Its totient is φ = 182912019382020.

The previous prime is 201203221320217. The next prime is 201203221320251. The reversal of 201203221320233 is 332023122302102.

201203221320233 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 201203221320233 - 2⁴ = 201203221320217 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (201203221320133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9145600969091 + ... + 9145600969112.

It is an arithmetic number, because the mean of its divisors is an integer number (54873605814612).

Almost surely, 2^{201203221320233} is an apocalyptic number.

It is an amenable number.

201203221320233 is a deficient number, since it is larger than the sum of its proper divisors (18291201938215).

201203221320233 is a wasteful number, since it uses less digits than its factorization.

201203221320233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18291201938214.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 201203221320233 its reverse (332023122302102), we get a palindrome (533226343622335).

The spelling of 201203221320233 in words is "two hundred one trillion, two hundred three billion, two hundred twenty-one million, three hundred twenty thousand, two hundred thirty-three".