20216116051127 has 4 divisors (see below), whose sum is σ = 20709192052416. Its totient is φ = 19723040049840.

The previous prime is 20216116051099. The next prime is 20216116051223. The reversal of 20216116051127 is 72115061161202.

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 20216116051127 - 2¹⁰ = 20216116050103 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 (20216116051427) 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, 246538000583 + ... + 246538000664.

It is an arithmetic number, because the mean of its divisors is an integer number (5177298013104).

Almost surely, 2^{20216116051127} is an apocalyptic number.

20216116051127 is a deficient number, since it is larger than the sum of its proper divisors (493076001289).

20216116051127 is an equidigital number, since it uses as much as digits as its factorization.

20216116051127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493076001288.

The product of its (nonzero) digits is 10080, while the sum is 35.

The spelling of 20216116051127 in words is "twenty trillion, two hundred sixteen billion, one hundred sixteen million, fifty-one thousand, one hundred twenty-seven".