2116303431061 has 8 divisors (see below), whose sum is σ = 2152610798400. Its totient is φ = 2080010657760.

The previous prime is 2116303431041. The next prime is 2116303431079. The reversal of 2116303431061 is 1601343036112.

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 2116303431061 - 2⁵ = 2116303431029 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 (2116303431001) 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 7 ways as a sum of consecutive naturals, for example, 3355800 + ... + 3936241.

It is an arithmetic number, because the mean of its divisors is an integer number (269076349800).

Almost surely, 2^{2116303431061} is an apocalyptic number.

It is an amenable number.

2116303431061 is a deficient number, since it is larger than the sum of its proper divisors (36307367339).

2116303431061 is an equidigital number, since it uses as much as digits as its factorization.

2116303431061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7297019.

The product of its (nonzero) digits is 7776, while the sum is 31.

Adding to 2116303431061 its reverse (1601343036112), we get a palindrome (3717646467173).

The spelling of 2116303431061 in words is "two trillion, one hundred sixteen billion, three hundred three million, four hundred thirty-one thousand, sixty-one".