11224204361 has 4 divisors (see below), whose sum is σ = 11224746132. Its totient is φ = 11223662592.

The previous prime is 11224204357. The next prime is 11224204391. The reversal of 11224204361 is 16340242211.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3904375225 + 7319829136 = 62485^2 + 85556^2 .

It is a cyclic number.

It is not a de Polignac number, because 11224204361 - 2² = 11224204357 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11224204361.

It is not an unprimeable number, because it can be changed into a prime (11224204391) 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, 238520 + ... + 281673.

It is an arithmetic number, because the mean of its divisors is an integer number (2806186533).

Almost surely, 2^11224204361 is an apocalyptic number.

It is an amenable number.

11224204361 is a deficient number, since it is larger than the sum of its proper divisors (541771).

11224204361 is an equidigital number, since it uses as much as digits as its factorization.

11224204361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541770.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 11224204361 its reverse (16340242211), we get a palindrome (27564446572).

The spelling of 11224204361 in words is "eleven billion, two hundred twenty-four million, two hundred four thousand, three hundred sixty-one".