13032120310221 has 48 divisors (see below), whose sum is σ = 18991158238080. Its totient is φ = 7943126855040.

The previous prime is 13032120310211. The next prime is 13032120310271. The reversal of 13032120310221 is 12201302123031.

It is not a de Polignac number, because 13032120310221 - 2¹³ = 13032120302029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13032120310211) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1640320 + ... + 5362358.

It is an arithmetic number, because the mean of its divisors is an integer number (395649129960).

Almost surely, 2^{13032120310221} is an apocalyptic number.

It is an amenable number.

13032120310221 is a deficient number, since it is larger than the sum of its proper divisors (5959037927859).

13032120310221 is a wasteful number, since it uses less digits than its factorization.

13032120310221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3722194 (or 3722175 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 13032120310221 its reverse (12201302123031), we get a palindrome (25233422433252).

The spelling of 13032120310221 in words is "thirteen trillion, thirty-two billion, one hundred twenty million, three hundred ten thousand, two hundred twenty-one".