20211304013044 has 48 divisors (see below), whose sum is σ = 36454381384960. Its totient is φ = 9797719409280.

The previous prime is 20211304013041. The next prime is 20211304013057. The reversal of 20211304013044 is 44031040311202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20211304013041) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 164916862 + ... + 165039370.

Almost surely, 2^{20211304013044} is an apocalyptic number.

It is an amenable number.

20211304013044 is a deficient number, since it is larger than the sum of its proper divisors (16243077371916).

20211304013044 is a wasteful number, since it uses less digits than its factorization.

20211304013044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126488 (or 126486 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 20211304013044 its reverse (44031040311202), we get a palindrome (64242344324246).

The spelling of 20211304013044 in words is "twenty trillion, two hundred eleven billion, three hundred four million, thirteen thousand, forty-four".