11331313232113 has 4 divisors (see below), whose sum is σ = 12950072265280. Its totient is φ = 9712554198948.

The previous prime is 11331313232101. The next prime is 11331313232119. The reversal of 11331313232113 is 31123231313311.

It is a happy number.

11331313232113 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 11331313232113 - 2¹³ = 11331313223921 is a prime.

It is a super-2 number, since 2×11331313232113² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11331313232119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 809379516573 + ... + 809379516586.

It is an arithmetic number, because the mean of its divisors is an integer number (3237518066320).

Almost surely, 2^{11331313232113} is an apocalyptic number.

It is an amenable number.

11331313232113 is a deficient number, since it is larger than the sum of its proper divisors (1618759033167).

11331313232113 is an equidigital number, since it uses as much as digits as its factorization.

11331313232113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1618759033166.

The product of its digits is 2916, while the sum is 28.

Adding to 11331313232113 its reverse (31123231313311), we get a palindrome (42454544545424).

The spelling of 11331313232113 in words is "eleven trillion, three hundred thirty-one billion, three hundred thirteen million, two hundred thirty-two thousand, one hundred thirteen".