20244440321330 has 16 divisors (see below), whose sum is σ = 36445200649560. Its totient is φ = 8096618779392.

The previous prime is 20244440321317. The next prime is 20244440321359. The reversal of 20244440321330 is 3312304444202.

It can be written as a sum of positive squares in 4 ways, for example, as 17540458025689 + 2703982295641 = 4188133^2 + 1644379^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144595175 + ... + 144735114.

Almost surely, 2^{20244440321330} is an apocalyptic number.

20244440321330 is a deficient number, since it is larger than the sum of its proper divisors (16200760328230).

20244440321330 is a wasteful number, since it uses less digits than its factorization.

20244440321330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289337293.

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 20244440321330 its reverse (3312304444202), we get a palindrome (23556744765532).

The spelling of 20244440321330 in words is "twenty trillion, two hundred forty-four billion, four hundred forty million, three hundred twenty-one thousand, three hundred thirty".