20012112424244 has 12 divisors (see below), whose sum is σ = 35021231044800. Its totient is φ = 10006046411448.

The previous prime is 20012112424237. The next prime is 20012112424261. The reversal of 20012112424244 is 44242421121002.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 4074917 + ... + 7525235.

It is an arithmetic number, because the mean of its divisors is an integer number (2918435920400).

Almost surely, 2^{20012112424244} is an apocalyptic number.

It is an amenable number.

20012112424244 is a deficient number, since it is larger than the sum of its proper divisors (15009118620556).

20012112424244 is a wasteful number, since it uses less digits than its factorization.

20012112424244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4900342 (or 4900340 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 29.

Adding to 20012112424244 its reverse (44242421121002), we get a palindrome (64254533545246).

The spelling of 20012112424244 in words is "twenty trillion, twelve billion, one hundred twelve million, four hundred twenty-four thousand, two hundred forty-four".