44221011220211 has 48 divisors (see below), whose sum is σ = 54465376896000. Its totient is φ = 35698938710400.

The previous prime is 44221011220157. The next prime is 44221011220229. The reversal of 44221011220211 is 11202211012244.

It is not a de Polignac number, because 44221011220211 - 2⁴² = 39822964709107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (44221011220231) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 133562570 + ... + 133893248.

It is an arithmetic number, because the mean of its divisors is an integer number (1134695352000).

Almost surely, 2^{44221011220211} is an apocalyptic number.

44221011220211 is a deficient number, since it is larger than the sum of its proper divisors (10244365675789).

44221011220211 is a wasteful number, since it uses less digits than its factorization.

44221011220211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 331552 (or 331545 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 44221011220211 its reverse (11202211012244), we get a palindrome (55423222232455).

The spelling of 44221011220211 in words is "forty-four trillion, two hundred twenty-one billion, eleven million, two hundred twenty thousand, two hundred eleven".