13220111201 has 8 divisors (see below), whose sum is σ = 14468019744. Its totient is φ = 11979882720.

The previous prime is 13220111197. The next prime is 13220111207. The reversal of 13220111201 is 10211102231.

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 13220111201 - 2² = 13220111197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13220111207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1916411 + ... + 1923296.

It is an arithmetic number, because the mean of its divisors is an integer number (1808502468).

Almost surely, 2^13220111201 is an apocalyptic number.

13220111201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13220111201 is a deficient number, since it is larger than the sum of its proper divisors (1247908543).

13220111201 is a wasteful number, since it uses less digits than its factorization.

13220111201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3840031.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 13220111201 its reverse (10211102231), we get a palindrome (23431213432).

It can be divided in two parts, 13220 and 111201, that added together give a palindrome (124421).

The spelling of 13220111201 in words is "thirteen billion, two hundred twenty million, one hundred eleven thousand, two hundred one".