117021390071 has 4 divisors (see below), whose sum is σ = 117025720944. Its totient is φ = 117017059200.

The previous prime is 117021390049. The next prime is 117021390113. The reversal of 117021390071 is 170093120711.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 117021390071 - 2³⁰ = 115947648247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117021390011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2124650 + ... + 2179031.

It is an arithmetic number, because the mean of its divisors is an integer number (29256430236).

Almost surely, 2^117021390071 is an apocalyptic number.

117021390071 is a deficient number, since it is larger than the sum of its proper divisors (4330873).

117021390071 is an equidigital number, since it uses as much as digits as its factorization.

117021390071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4330872.

The product of its (nonzero) digits is 2646, while the sum is 32.

The spelling of 117021390071 in words is "one hundred seventeen billion, twenty-one million, three hundred ninety thousand, seventy-one".