4244220402201 has 24 divisors (see below), whose sum is σ = 6604540367880. Its totient is φ = 2610870679296.

The previous prime is 4244220402187. The next prime is 4244220402209. The reversal of 4244220402201 is 1022040224424.

It can be written as a sum of positive squares in 4 ways, for example, as 302168990601 + 3942051411600 = 549699^2 + 1985460^2 .

It is not a de Polignac number, because 4244220402201 - 2²³ = 4244212013593 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4244220402209) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6326986 + ... + 6965571.

It is an arithmetic number, because the mean of its divisors is an integer number (275189181995).

Almost surely, 2^{4244220402201} is an apocalyptic number.

It is an amenable number.

4244220402201 is a deficient number, since it is larger than the sum of its proper divisors (2360319965679).

4244220402201 is a wasteful number, since it uses less digits than its factorization.

4244220402201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13295305 (or 13295302 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 27.

Adding to 4244220402201 its reverse (1022040224424), we get a palindrome (5266260626625).

The spelling of 4244220402201 in words is "four trillion, two hundred forty-four billion, two hundred twenty million, four hundred two thousand, two hundred one".