4244214120021 has 12 divisors (see below), whose sum is σ = 6130660011840. Its totient is φ = 2829416769960.

The previous prime is 4244214120019. The next prime is 4244214120059. The reversal of 4244214120021 is 1200214124424.

4244214120021 is a `hidden beast` number, since 4 + 2 + 442 + 14 + 1 + 200 + 2 + 1 = 666.

It is not a de Polignac number, because 4244214120021 - 2¹ = 4244214120019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4244214122021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4487085 + ... + 5349986.

It is an arithmetic number, because the mean of its divisors is an integer number (510888334320).

Almost surely, 2^{4244214120021} is an apocalyptic number.

It is an amenable number.

4244214120021 is a deficient number, since it is larger than the sum of its proper divisors (1886445891819).

4244214120021 is a wasteful number, since it uses less digits than its factorization.

4244214120021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9885016 (or 9885013 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 4244214120021 its reverse (1200214124424), we get a palindrome (5444428244445).

The spelling of 4244214120021 in words is "four trillion, two hundred forty-four billion, two hundred fourteen million, one hundred twenty thousand, twenty-one".