11312113229 has 4 divisors (see below), whose sum is σ = 11313980160. Its totient is φ = 11310246300.

The previous prime is 11312113223. The next prime is 11312113283. The reversal of 11312113229 is 92231121311.

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 11312113229 - 2⁴ = 11312113213 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11312113198 and 11312113207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11312113223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 924347 + ... + 936504.

It is an arithmetic number, because the mean of its divisors is an integer number (2828495040).

Almost surely, 2^11312113229 is an apocalyptic number.

It is an amenable number.

11312113229 is a deficient number, since it is larger than the sum of its proper divisors (1866931).

11312113229 is an equidigital number, since it uses as much as digits as its factorization.

11312113229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1866930.

The product of its digits is 648, while the sum is 26.

The spelling of 11312113229 in words is "eleven billion, three hundred twelve million, one hundred thirteen thousand, two hundred twenty-nine".