1244224201 has 16 divisors (see below), whose sum is σ = 1367412480. Its totient is φ = 1122750720.

The previous prime is 1244224193. The next prime is 1244224211. The reversal of 1244224201 is 1024224421.

It is a cyclic number.

It is not a de Polignac number, because 1244224201 - 2³ = 1244224193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1244224211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1137811 + ... + 1138903.

It is an arithmetic number, because the mean of its divisors is an integer number (85463280).

Almost surely, 2^1244224201 is an apocalyptic number.

1244224201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1244224201 is a deficient number, since it is larger than the sum of its proper divisors (123188279).

1244224201 is a wasteful number, since it uses less digits than its factorization.

1244224201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1776.

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 1244224201 is about 35273.5623519939. The cubic root of 1244224201 is about 1075.5556387698. Note that the first 3 decimals are identical.

Adding to 1244224201 its reverse (1024224421), we get a palindrome (2268448622).

The spelling of 1244224201 in words is "one billion, two hundred forty-four million, two hundred twenty-four thousand, two hundred one".