11413131211 has 8 divisors (see below), whose sum is σ = 11463249600. Its totient is φ = 11363117952.

The previous prime is 11413131167. The next prime is 11413131239. The reversal of 11413131211 is 11213131411.

11413131211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 11413131211 - 2²³ = 11404742603 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11413131811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195390 + ... + 246988.

It is an arithmetic number, because the mean of its divisors is an integer number (1432906200).

Almost surely, 2^11413131211 is an apocalyptic number.

11413131211 is a deficient number, since it is larger than the sum of its proper divisors (50118389).

11413131211 is an equidigital number, since it uses as much as digits as its factorization.

11413131211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52565.

The product of its digits is 72, while the sum is 19.

Adding to 11413131211 its reverse (11213131411), we get a palindrome (22626262622).

The spelling of 11413131211 in words is "eleven billion, four hundred thirteen million, one hundred thirty-one thousand, two hundred eleven".