13323220221010 has 96 divisors (see below), whose sum is σ = 29555681546160. Its totient is φ = 4296713637888.

The previous prime is 13323220220987. The next prime is 13323220221013. The reversal of 13323220221010 is 1012202232331.

It can be written as a sum of positive squares in 8 ways, for example, as 5322428947521 + 8000791273489 = 2307039^2 + 2828567^2 .

It is not an unprimeable number, because it can be changed into a prime (13323220221013) 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 47 ways as a sum of consecutive naturals, for example, 13630326 + ... + 14575054.

Almost surely, 2^{13323220221010} is an apocalyptic number.

13323220221010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13323220221010 is an abundant number, since it is smaller than the sum of its proper divisors (16232461325150).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13323220221010 is a wasteful number, since it uses less digits than its factorization.

13323220221010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 946460 (or 946453 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 13323220221010 its reverse (1012202232331), we get a palindrome (14335422453341).

The spelling of 13323220221010 in words is "thirteen trillion, three hundred twenty-three billion, two hundred twenty million, two hundred twenty-one thousand, ten".