11112321151 has 2 divisors, whose sum is σ = 11112321152. Its totient is φ = 11112321150.

The previous prime is 11112321137. The next prime is 11112321169. The reversal of 11112321151 is 15112321111.

It is a happy number.

11112321151 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11112321151 - 2¹⁷ = 11112190079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11112321751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5556160575 + 5556160576.

It is an arithmetic number, because the mean of its divisors is an integer number (5556160576).

Almost surely, 2^11112321151 is an apocalyptic number.

11112321151 is a deficient number, since it is larger than the sum of its proper divisors (1).

11112321151 is an equidigital number, since it uses as much as digits as its factorization.

11112321151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60, while the sum is 19.

Adding to 11112321151 its reverse (15112321111), we get a palindrome (26224642262).

The spelling of 11112321151 in words is "eleven billion, one hundred twelve million, three hundred twenty-one thousand, one hundred fifty-one".