2442221221444 has 48 divisors (see below), whose sum is σ = 4429092036096. Its totient is φ = 1177079097600.

The previous prime is 2442221221343. The next prime is 2442221221459. The reversal of 2442221221444 is 4441221222442.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106855122 + ... + 106877974.

It is an arithmetic number, because the mean of its divisors is an integer number (92272750752).

Almost surely, 2^{2442221221444} is an apocalyptic number.

It is an amenable number.

2442221221444 is a deficient number, since it is larger than the sum of its proper divisors (1986870814652).

2442221221444 is a wasteful number, since it uses less digits than its factorization.

2442221221444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26236 (or 26234 counting only the distinct ones).

The product of its digits is 65536, while the sum is 34.

Adding to 2442221221444 its reverse (4441221222442), we get a palindrome (6883442443886).

The spelling of 2442221221444 in words is "two trillion, four hundred forty-two billion, two hundred twenty-one million, two hundred twenty-one thousand, four hundred forty-four".