13211120232101 has 32 divisors (see below), whose sum is σ = 15234610636800. Its totient is φ = 11330093306880.

The previous prime is 13211120232091. The next prime is 13211120232143. The reversal of 13211120232101 is 10123202111231.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13211120232101 is a prime.

It is a super-2 number, since 2×13211120232101² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13211120232601) 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 31 ways as a sum of consecutive naturals, for example, 87876485 + ... + 88026693.

It is an arithmetic number, because the mean of its divisors is an integer number (476081582400).

Almost surely, 2^{13211120232101} is an apocalyptic number.

13211120232101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

13211120232101 is a deficient number, since it is larger than the sum of its proper divisors (2023490404699).

13211120232101 is a wasteful number, since it uses less digits than its factorization.

13211120232101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152009.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 13211120232101 its reverse (10123202111231), we get a palindrome (23334322343332).

The spelling of 13211120232101 in words is "thirteen trillion, two hundred eleven billion, one hundred twenty million, two hundred thirty-two thousand, one hundred one".