11130123229 has 4 divisors (see below), whose sum is σ = 11286885600. Its totient is φ = 10973360860.

The previous prime is 11130123203. The next prime is 11130123233. The reversal of 11130123229 is 92232103111.

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 11130123229 - 2⁵ = 11130123197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11130123289) 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 3 ways as a sum of consecutive naturals, for example, 78381079 + ... + 78381220.

It is an arithmetic number, because the mean of its divisors is an integer number (2821721400).

Almost surely, 2^11130123229 is an apocalyptic number.

It is an amenable number.

11130123229 is a deficient number, since it is larger than the sum of its proper divisors (156762371).

11130123229 is an equidigital number, since it uses as much as digits as its factorization.

11130123229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156762370.

The product of its (nonzero) digits is 648, while the sum is 25.

The spelling of 11130123229 in words is "eleven billion, one hundred thirty million, one hundred twenty-three thousand, two hundred twenty-nine".