20244212213224 has 8 divisors (see below), whose sum is σ = 37957897899810. Its totient is φ = 10122106106608.

The previous prime is 20244212213189. The next prime is 20244212213233. The reversal of 20244212213224 is 42231221244202.

It can be written as a sum of positive squares in only one way, i.e., 20197563988900 + 46648224324 = 4494170^2 + 215982^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1265263263319 + ... + 1265263263334.

Almost surely, 2^{20244212213224} is an apocalyptic number.

It is an amenable number.

20244212213224 is a deficient number, since it is larger than the sum of its proper divisors (17713685686586).

20244212213224 is a wasteful number, since it uses less digits than its factorization.

20244212213224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2530526526659 (or 2530526526655 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 20244212213224 its reverse (42231221244202), we get a palindrome (62475433457426).

The spelling of 20244212213224 in words is "twenty trillion, two hundred forty-four billion, two hundred twelve million, two hundred thirteen thousand, two hundred twenty-four".