11222684427 has 4 divisors (see below), whose sum is σ = 14963579240. Its totient is φ = 7481789616.

The previous prime is 11222684411. The next prime is 11222684467. The reversal of 11222684427 is 72448622211.

11222684427 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.

It is not a de Polignac number, because 11222684427 - 2⁴ = 11222684411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11222684467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1870447402 + ... + 1870447407.

It is an arithmetic number, because the mean of its divisors is an integer number (3740894810).

Almost surely, 2^11222684427 is an apocalyptic number.

11222684427 is a deficient number, since it is larger than the sum of its proper divisors (3740894813).

11222684427 is an equidigital number, since it uses as much as digits as its factorization.

11222684427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3740894812.

The product of its digits is 86016, while the sum is 39.

The spelling of 11222684427 in words is "eleven billion, two hundred twenty-two million, six hundred eighty-four thousand, four hundred twenty-seven".