20112344343124 has 36 divisors (see below), whose sum is σ = 38690239762944. Its totient is φ = 9141250426000.

The previous prime is 20112344343079. The next prime is 20112344343167. The reversal of 20112344343124 is 42134344321102.

It is a self number, because there is not a number n which added to its sum of digits gives 20112344343124.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4493019 + ... + 7772509.

It is an arithmetic number, because the mean of its divisors is an integer number (1074728882304).

Almost surely, 2^{20112344343124} is an apocalyptic number.

It is an amenable number.

20112344343124 is a deficient number, since it is larger than the sum of its proper divisors (18577895419820).

20112344343124 is a wasteful number, since it uses less digits than its factorization.

20112344343124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3292188 (or 3292175 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

Adding to 20112344343124 its reverse (42134344321102), we get a palindrome (62246688664226).

The spelling of 20112344343124 in words is "twenty trillion, one hundred twelve billion, three hundred forty-four million, three hundred forty-three thousand, one hundred twenty-four".