11130552231 has 4 divisors (see below), whose sum is σ = 14840736312. Its totient is φ = 7420368152.

The previous prime is 11130552151. The next prime is 11130552233. The reversal of 11130552231 is 13225503111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13225503111 = 3 ⋅4408501037.

It is a cyclic number.

It is not a de Polignac number, because 11130552231 - 2²² = 11126357927 is a prime.

It is a super-2 number, since 2×11130552231² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11130552233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1855092036 + ... + 1855092041.

It is an arithmetic number, because the mean of its divisors is an integer number (3710184078).

Almost surely, 2^11130552231 is an apocalyptic number.

11130552231 is a deficient number, since it is larger than the sum of its proper divisors (3710184081).

11130552231 is an equidigital number, since it uses as much as digits as its factorization.

11130552231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3710184080.

The product of its (nonzero) digits is 900, while the sum is 24.

The spelling of 11130552231 in words is "eleven billion, one hundred thirty million, five hundred fifty-two thousand, two hundred thirty-one".