1111112112307 has 2 divisors, whose sum is σ = 1111112112308. Its totient is φ = 1111112112306.

The previous prime is 1111112112241. The next prime is 1111112112329. The reversal of 1111112112307 is 7032112111111.

It is an a-pointer prime, because the next prime (1111112112329) can be obtained adding 1111112112307 to its sum of digits (22).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1111112112307 is a prime.

It is a super-2 number, since 2×1111112112307² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1111112112337) 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, 555556056153 + 555556056154.

It is an arithmetic number, because the mean of its divisors is an integer number (555556056154).

Almost surely, 2^{1111112112307} is an apocalyptic number.

1111112112307 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111112112307 is an equidigital number, since it uses as much as digits as its factorization.

1111112112307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 22.

Adding to 1111112112307 its reverse (7032112111111), we get a palindrome (8143224223418).

The spelling of 1111112112307 in words is "one trillion, one hundred eleven billion, one hundred twelve million, one hundred twelve thousand, three hundred seven".