20116111756141 has 8 divisors (see below), whose sum is σ = 20630245527864. Its totient is φ = 19603096884480.

The previous prime is 20116111756123. The next prime is 20116111756211. The reversal of 20116111756141 is 14165711161102.

It can be written as a sum of positive squares in 4 ways, for example, as 2474473718116 + 17641638038025 = 1573046^2 + 4200195^2 .

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 20116111756141 - 2²⁷ = 20115977538413 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20116111756141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20116111756241) 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, 279688600 + ... + 279760513.

It is an arithmetic number, because the mean of its divisors is an integer number (2578780690983).

Almost surely, 2^{20116111756141} is an apocalyptic number.

It is an amenable number.

20116111756141 is a deficient number, since it is larger than the sum of its proper divisors (514133771723).

20116111756141 is an equidigital number, since it uses as much as digits as its factorization.

20116111756141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 559450031.

The product of its (nonzero) digits is 10080, while the sum is 37.

The spelling of 20116111756141 in words is "twenty trillion, one hundred sixteen billion, one hundred eleven million, seven hundred fifty-six thousand, one hundred forty-one".