1216130975119 has 2 divisors, whose sum is σ = 1216130975120. Its totient is φ = 1216130975118.

The previous prime is 1216130975089. The next prime is 1216130975173. The reversal of 1216130975119 is 9115790316121.

It is a weak prime.

It is an emirp because it is prime and its reverse (9115790316121) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1216130975119 - 2²⁵ = 1216097420687 is a prime.

It is a super-2 number, since 2×1216130975119² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1216134975119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 608065487559 + 608065487560.

It is an arithmetic number, because the mean of its divisors is an integer number (608065487560).

Almost surely, 2^{1216130975119} is an apocalyptic number.

1216130975119 is a deficient number, since it is larger than the sum of its proper divisors (1).

1216130975119 is an equidigital number, since it uses as much as digits as its factorization.

1216130975119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 102060, while the sum is 46.

The spelling of 1216130975119 in words is "one trillion, two hundred sixteen billion, one hundred thirty million, nine hundred seventy-five thousand, one hundred nineteen".