201021233303303 has 12 divisors (see below), whose sum is σ = 234503465684400. Its totient is φ = 171815801173632.

The previous prime is 201021233303257. The next prime is 201021233303321. The reversal of 201021233303303 is 303303332120102.

It is a happy number.

It is not a de Polignac number, because 201021233303303 - 2¹² = 201021233299207 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 (201021233303383) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5810852603 + ... + 5810887196.

It is an arithmetic number, because the mean of its divisors is an integer number (19541955473700).

Almost surely, 2^{201021233303303} is an apocalyptic number.

201021233303303 is a deficient number, since it is larger than the sum of its proper divisors (33482232381097).

201021233303303 is a wasteful number, since it uses less digits than its factorization.

201021233303303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11621740166 (or 11621740159 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 26.

Adding to 201021233303303 its reverse (303303332120102), we get a palindrome (504324565423405).

The spelling of 201021233303303 in words is "two hundred one trillion, twenty-one billion, two hundred thirty-three million, three hundred three thousand, three hundred three".