20117031120411 has 8 divisors (see below), whose sum is σ = 26861525396544. Its totient is φ = 13391945462280.

The previous prime is 20117031120383. The next prime is 20117031120521. The reversal of 20117031120411 is 11402113071102.

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

It is not a de Polignac number, because 20117031120411 - 2¹⁷ = 20117030989339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20117031110411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4852152081 + ... + 4852156226.

It is an arithmetic number, because the mean of its divisors is an integer number (3357690674568).

Almost surely, 2^{20117031120411} is an apocalyptic number.

20117031120411 is a deficient number, since it is larger than the sum of its proper divisors (6744494276133).

20117031120411 is an equidigital number, since it uses as much as digits as its factorization.

20117031120411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9704309001.

The product of its (nonzero) digits is 336, while the sum is 24.

Adding to 20117031120411 its reverse (11402113071102), we get a palindrome (31519144191513).

The spelling of 20117031120411 in words is "twenty trillion, one hundred seventeen billion, thirty-one million, one hundred twenty thousand, four hundred eleven".