20117073014137 has 4 divisors (see below), whose sum is σ = 21945897833616. Its totient is φ = 18288248194660.

The previous prime is 20117073014041. The next prime is 20117073014141. The reversal of 20117073014137 is 73141037071102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20117073014137 - 2¹¹ = 20117073012089 is a prime.

It is a super-2 number, since 2×20117073014137² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20117073014096 and 20117073014105.

It is not an unprimeable number, because it can be changed into a prime (20117073011137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 914412409723 + ... + 914412409744.

It is an arithmetic number, because the mean of its divisors is an integer number (5486474458404).

Almost surely, 2^{20117073014137} is an apocalyptic number.

It is an amenable number.

20117073014137 is a deficient number, since it is larger than the sum of its proper divisors (1828824819479).

20117073014137 is a wasteful number, since it uses less digits than its factorization.

20117073014137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1828824819478.

The product of its (nonzero) digits is 24696, while the sum is 37.

The spelling of 20117073014137 in words is "twenty trillion, one hundred seventeen billion, seventy-three million, fourteen thousand, one hundred thirty-seven".