20412303344013 has 16 divisors (see below), whose sum is σ = 31109818798080. Its totient is φ = 11662164629616.

The previous prime is 20412303344009. The next prime is 20412303344029. The reversal of 20412303344013 is 31044330321402.

It is a happy number.

It is not a de Polignac number, because 20412303344013 - 2² = 20412303344009 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20412303343013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83571393 + ... + 83815286.

It is an arithmetic number, because the mean of its divisors is an integer number (1944363674880).

Almost surely, 2^{20412303344013} is an apocalyptic number.

It is an amenable number.

20412303344013 is a deficient number, since it is larger than the sum of its proper divisors (10697515454067).

20412303344013 is a wasteful number, since it uses less digits than its factorization.

20412303344013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167392496.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 20412303344013 its reverse (31044330321402), we get a palindrome (51456633665415).

The spelling of 20412303344013 in words is "twenty trillion, four hundred twelve billion, three hundred three million, three hundred forty-four thousand, thirteen".