116123643244321 has 8 divisors (see below), whose sum is σ = 120136248873000. Its totient is φ = 112111593753600.

The previous prime is 116123643244303. The next prime is 116123643244339. The reversal of 116123643244321 is 123442346321611.

It is an interprime number because it is at equal distance from previous prime (116123643244303) and next prime (116123643244339).

It can be written as a sum of positive squares in 4 ways, for example, as 97396075413025 + 18727567831296 = 9868945^2 + 4327536^2 .

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 116123643244321 - 2³⁷ = 115986204290849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116123643244421) 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, 138609646 + ... + 139444903.

It is an arithmetic number, because the mean of its divisors is an integer number (15017031109125).

Almost surely, 2^{116123643244321} is an apocalyptic number.

It is an amenable number.

116123643244321 is a deficient number, since it is larger than the sum of its proper divisors (4012605628679).

116123643244321 is a wasteful number, since it uses less digits than its factorization.

116123643244321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278068979.

The product of its digits is 497664, while the sum is 43.

Adding to 116123643244321 its reverse (123442346321611), we get a palindrome (239565989565932).

The spelling of 116123643244321 in words is "one hundred sixteen trillion, one hundred twenty-three billion, six hundred forty-three million, two hundred forty-four thousand, three hundred twenty-one".