11148011223 has 4 divisors (see below), whose sum is σ = 14864014968. Its totient is φ = 7432007480.

The previous prime is 11148011179. The next prime is 11148011261. The reversal of 11148011223 is 32211084111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11148011223 - 2¹⁴ = 11147994839 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11148011193 and 11148011202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11148011123) 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, 1858001868 + ... + 1858001873.

It is an arithmetic number, because the mean of its divisors is an integer number (3716003742).

Almost surely, 2^11148011223 is an apocalyptic number.

11148011223 is a deficient number, since it is larger than the sum of its proper divisors (3716003745).

11148011223 is an equidigital number, since it uses as much as digits as its factorization.

11148011223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3716003744.

The product of its (nonzero) digits is 384, while the sum is 24.

Adding to 11148011223 its reverse (32211084111), we get a palindrome (43359095334).

The spelling of 11148011223 in words is "eleven billion, one hundred forty-eight million, eleven thousand, two hundred twenty-three".