1222225244449 has 16 divisors (see below), whose sum is σ = 1334718086976. Its totient is φ = 1109963131200.

The previous prime is 1222225244419. The next prime is 1222225244477. The reversal of 1222225244449 is 9444425222221.

It is not a de Polignac number, because 1222225244449 - 2¹¹ = 1222225242401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1222225244419) 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, 66426919 + ... + 66445315.

It is an arithmetic number, because the mean of its divisors is an integer number (83419880436).

Almost surely, 2^{1222225244449} is an apocalyptic number.

It is an amenable number.

1222225244449 is a deficient number, since it is larger than the sum of its proper divisors (112492842527).

1222225244449 is a wasteful number, since it uses less digits than its factorization.

1222225244449 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24336.

The product of its digits is 737280, while the sum is 43.

The spelling of 1222225244449 in words is "one trillion, two hundred twenty-two billion, two hundred twenty-five million, two hundred forty-four thousand, four hundred forty-nine".