11222421609 has 16 divisors (see below), whose sum is σ = 17102840832. Its totient is φ = 6412059408.

The previous prime is 11222421601. The next prime is 11222421629. The reversal of 11222421609 is 90612422211.

It is not a de Polignac number, because 11222421609 - 2³ = 11222421601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11222421601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187132 + ... + 239714.

It is an arithmetic number, because the mean of its divisors is an integer number (1068927552).

Almost surely, 2^11222421609 is an apocalyptic number.

It is an amenable number.

11222421609 is a deficient number, since it is larger than the sum of its proper divisors (5880419223).

11222421609 is a wasteful number, since it uses less digits than its factorization.

11222421609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62756.

The product of its (nonzero) digits is 3456, while the sum is 30.

The spelling of 11222421609 in words is "eleven billion, two hundred twenty-two million, four hundred twenty-one thousand, six hundred nine".