20117027503235 has 8 divisors (see below), whose sum is σ = 25997389388880. Its totient is φ = 14855651079264.

The previous prime is 20117027503217. The next prime is 20117027503249. The reversal of 20117027503235 is 53230572071102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20117027503235 - 2³⁴ = 20099847634051 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154746365345 + ... + 154746365474.

It is an arithmetic number, because the mean of its divisors is an integer number (3249673673610).

Almost surely, 2^{20117027503235} is an apocalyptic number.

20117027503235 is a deficient number, since it is larger than the sum of its proper divisors (5880361885645).

20117027503235 is a wasteful number, since it uses less digits than its factorization.

20117027503235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309492730837.

The product of its (nonzero) digits is 88200, while the sum is 38.

Adding to 20117027503235 its reverse (53230572071102), we get a palindrome (73347599574337).

The spelling of 20117027503235 in words is "twenty trillion, one hundred seventeen billion, twenty-seven million, five hundred three thousand, two hundred thirty-five".