11221004422 has 8 divisors (see below), whose sum is σ = 16857284256. Its totient is φ = 5601909672.

The previous prime is 11221004419. The next prime is 11221004527. The reversal of 11221004422 is 22440012211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 11221004422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4294638 + ... + 4297249.

It is an arithmetic number, because the mean of its divisors is an integer number (2107160532).

Almost surely, 2^11221004422 is an apocalyptic number.

11221004422 is a deficient number, since it is larger than the sum of its proper divisors (5636279834).

11221004422 is an equidigital number, since it uses as much as digits as its factorization.

11221004422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8592542.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 11221004422 its reverse (22440012211), we get a palindrome (33661016633).

The spelling of 11221004422 in words is "eleven billion, two hundred twenty-one million, four thousand, four hundred twenty-two".