13211201101201 has 16 divisors (see below), whose sum is σ = 13289389621200. Its totient is φ = 13133266191360.

The previous prime is 13211201101181. The next prime is 13211201101211. The reversal of 13211201101201 is 10210110211231.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 5707989939600 + 7503211161601 = 2389140^2 + 2739199^2 .

It is a cyclic number.

It is not a de Polignac number, because 13211201101201 - 2⁷ = 13211201101073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13211201101211) 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 15 ways as a sum of consecutive naturals, for example, 381269325 + ... + 381303973.

It is an arithmetic number, because the mean of its divisors is an integer number (830586851325).

Almost surely, 2^{13211201101201} is an apocalyptic number.

It is an amenable number.

13211201101201 is a deficient number, since it is larger than the sum of its proper divisors (78188519999).

13211201101201 is a wasteful number, since it uses less digits than its factorization.

13211201101201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38244.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 13211201101201 its reverse (10210110211231), we get a palindrome (23421311312432).

The spelling of 13211201101201 in words is "thirteen trillion, two hundred eleven billion, two hundred one million, one hundred one thousand, two hundred one".