13233331010221 has 24 divisors (see below), whose sum is σ = 16008565833792. Its totient is φ = 10709225726400.

The previous prime is 13233331010203. The next prime is 13233331010239. The reversal of 13233331010221 is 12201013333231.

It is an interprime number because it is at equal distance from previous prime (13233331010203) and next prime (13233331010239).

It is not a de Polignac number, because 13233331010221 - 2³³ = 13224741075629 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13233331010261) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23714395 + ... + 24266008.

It is an arithmetic number, because the mean of its divisors is an integer number (667023576408).

Almost surely, 2^{13233331010221} is an apocalyptic number.

It is an amenable number.

13233331010221 is a deficient number, since it is larger than the sum of its proper divisors (2775234823571).

13233331010221 is an equidigital number, since it uses as much as digits as its factorization.

13233331010221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47980513 (or 47980482 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 13233331010221 its reverse (12201013333231), we get a palindrome (25434344343452).

The spelling of 13233331010221 in words is "thirteen trillion, two hundred thirty-three billion, three hundred thirty-one million, ten thousand, two hundred twenty-one".