4224402044421 has 32 divisors (see below), whose sum is σ = 6262373548032. Its totient is φ = 2515413631680.

The previous prime is 4224402044411. The next prime is 4224402044437. The reversal of 4224402044421 is 1244402044224.

It is not a de Polignac number, because 4224402044421 - 2⁷ = 4224402044293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4224402044411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8341566 + ... + 8833488.

It is an arithmetic number, because the mean of its divisors is an integer number (195699173376).

Almost surely, 2^{4224402044421} is an apocalyptic number.

It is an amenable number.

4224402044421 is a deficient number, since it is larger than the sum of its proper divisors (2037971503611).

4224402044421 is a wasteful number, since it uses less digits than its factorization.

4224402044421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499073.

The product of its (nonzero) digits is 65536, while the sum is 33.

Adding to 4224402044421 its reverse (1244402044224), we get a palindrome (5468804088645).

The spelling of 4224402044421 in words is "four trillion, two hundred twenty-four billion, four hundred two million, forty-four thousand, four hundred twenty-one".