20343124101213 has 12 divisors (see below), whose sum is σ = 29394271684128. Its totient is φ = 13557578537160.

The previous prime is 20343124101203. The next prime is 20343124101241. The reversal of 20343124101213 is 31210142134302.

20343124101213 is a `hidden beast` number, since 2 + 0 + 3 + 4 + 31 + 2 + 410 + 1 + 213 = 666.

It is not a de Polignac number, because 20343124101213 - 2¹² = 20343124097117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20343124101203) 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 11 ways as a sum of consecutive naturals, for example, 375321145 + ... + 375375342.

It is an arithmetic number, because the mean of its divisors is an integer number (2449522640344).

Almost surely, 2^{20343124101213} is an apocalyptic number.

It is an amenable number.

20343124101213 is a deficient number, since it is larger than the sum of its proper divisors (9051147582915).

20343124101213 is a wasteful number, since it uses less digits than its factorization.

20343124101213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750699504 (or 750699501 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 20343124101213 its reverse (31210142134302), we get a palindrome (51553266235515).

The spelling of 20343124101213 in words is "twenty trillion, three hundred forty-three billion, one hundred twenty-four million, one hundred one thousand, two hundred thirteen".