2116051143021 has 48 divisors (see below), whose sum is σ = 3241141682688. Its totient is φ = 1327988649600.

The previous prime is 2116051143013. The next prime is 2116051143097. The reversal of 2116051143021 is 1203411506112.

2116051143021 is a `hidden beast` number, since 2 + 1 + 1 + 605 + 1 + 1 + 4 + 30 + 21 = 666.

It is not a de Polignac number, because 2116051143021 - 2³ = 2116051143013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2116051143121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 49394791 + ... + 49437611.

It is an arithmetic number, because the mean of its divisors is an integer number (67523785056).

Almost surely, 2^{2116051143021} is an apocalyptic number.

It is an amenable number.

2116051143021 is a deficient number, since it is larger than the sum of its proper divisors (1125090539667).

2116051143021 is a wasteful number, since it uses less digits than its factorization.

2116051143021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47682 (or 47679 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 27.

Adding to 2116051143021 its reverse (1203411506112), we get a palindrome (3319462649133).

The spelling of 2116051143021 in words is "two trillion, one hundred sixteen billion, fifty-one million, one hundred forty-three thousand, twenty-one".