11116630121 has 8 divisors (see below), whose sum is σ = 11163876360. Its totient is φ = 11069468928.

The previous prime is 11116630097. The next prime is 11116630127. The reversal of 11116630121 is 12103661111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1446661225 + 9669968896 = 38035^2 + 98336^2 .

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 11116630121 - 2²⁶ = 11049521257 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11116630127) 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, 247895 + ... + 289283.

It is an arithmetic number, because the mean of its divisors is an integer number (1395484545).

Almost surely, 2^11116630121 is an apocalyptic number.

It is an amenable number.

11116630121 is a deficient number, since it is larger than the sum of its proper divisors (47246239).

11116630121 is an equidigital number, since it uses as much as digits as its factorization.

11116630121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42523.

The product of its (nonzero) digits is 216, while the sum is 23.

The spelling of 11116630121 in words is "eleven billion, one hundred sixteen million, six hundred thirty thousand, one hundred twenty-one".