2222121224409 has 8 divisors (see below), whose sum is σ = 2962949719872. Its totient is φ = 1481353439280.

The previous prime is 2222121224387. The next prime is 2222121224413. The reversal of 2222121224409 is 9044221212222.

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

It is not a de Polignac number, because 2222121224409 - 2²¹ = 2222119127257 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2222121224409.

It is not an unprimeable number, because it can be changed into a prime (2222121224419) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15092109 + ... + 15238634.

It is an arithmetic number, because the mean of its divisors is an integer number (370368714984).

Almost surely, 2^{2222121224409} is an apocalyptic number.

It is an amenable number.

2222121224409 is a deficient number, since it is larger than the sum of its proper divisors (740828495463).

2222121224409 is a wasteful number, since it uses less digits than its factorization.

2222121224409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30355167.

The product of its (nonzero) digits is 18432, while the sum is 33.

The spelling of 2222121224409 in words is "two trillion, two hundred twenty-two billion, one hundred twenty-one million, two hundred twenty-four thousand, four hundred nine".