2244624222421 has 16 divisors (see below), whose sum is σ = 2568882161664. Its totient is φ = 1921266802224.

The previous prime is 2244624222359. The next prime is 2244624222427. The reversal of 2244624222421 is 1242224264422.

It is a happy number.

It is not a de Polignac number, because 2244624222421 - 2⁹ = 2244624221909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2244624222427) 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, 23830200 + ... + 23924206.

It is an arithmetic number, because the mean of its divisors is an integer number (160555135104).

Almost surely, 2^{2244624222421} is an apocalyptic number.

It is an amenable number.

2244624222421 is a deficient number, since it is larger than the sum of its proper divisors (324257939243).

2244624222421 is an equidigital number, since it uses as much as digits as its factorization.

2244624222421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98760.

The product of its digits is 196608, while the sum is 37.

Adding to 2244624222421 its reverse (1242224264422), we get a palindrome (3486848486843).

The spelling of 2244624222421 in words is "two trillion, two hundred forty-four billion, six hundred twenty-four million, two hundred twenty-two thousand, four hundred twenty-one".