13221003011 has 8 divisors (see below), whose sum is σ = 13501733184. Its totient is φ = 12941431360.

The previous prime is 13221002989. The next prime is 13221003013. The reversal of 13221003011 is 11030012231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13221003011 - 2²² = 13216808707 is a prime.

It is a super-2 number, since 2×13221003011² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13221003013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266546 + ... + 312231.

It is an arithmetic number, because the mean of its divisors is an integer number (1687716648).

Almost surely, 2^13221003011 is an apocalyptic number.

13221003011 is a deficient number, since it is larger than the sum of its proper divisors (280730173).

13221003011 is an equidigital number, since it uses as much as digits as its factorization.

13221003011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579261.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 13221003011 its reverse (11030012231), we get a palindrome (24251015242).

The spelling of 13221003011 in words is "thirteen billion, two hundred twenty-one million, three thousand, eleven".