20000002244 has 12 divisors (see below), whose sum is σ = 35032752300. Its totient is φ = 9990644448.

The previous prime is 20000002219. The next prime is 20000002271. The reversal of 20000002244 is 44220000002.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 16458324100 + 3541678144 = 128290^2 + 59512^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2334359 + ... + 2342910.

It is an arithmetic number, because the mean of its divisors is an integer number (2919396025).

Almost surely, 2^20000002244 is an apocalyptic number.

It is an amenable number.

20000002244 is a deficient number, since it is larger than the sum of its proper divisors (15032750056).

20000002244 is a wasteful number, since it uses less digits than its factorization.

20000002244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4678342 (or 4678340 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 14.

Adding to 20000002244 its reverse (44220000002), we get a palindrome (64220002246).

The spelling of 20000002244 in words is "twenty billion, two thousand, two hundred forty-four".