11312150231 has 2 divisors, whose sum is σ = 11312150232. Its totient is φ = 11312150230.

The previous prime is 11312150219. The next prime is 11312150243. The reversal of 11312150231 is 13205121311.

11312150231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (11312150219) and next prime (11312150243).

It is an emirp because it is prime and its reverse (13205121311) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11312150231 is a prime.

It is a super-2 number, since 2×11312150231² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11312150281) 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, 5656075115 + 5656075116.

It is an arithmetic number, because the mean of its divisors is an integer number (5656075116).

Almost surely, 2^11312150231 is an apocalyptic number.

11312150231 is a deficient number, since it is larger than the sum of its proper divisors (1).

11312150231 is an equidigital number, since it uses as much as digits as its factorization.

11312150231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180, while the sum is 20.

Adding to 11312150231 its reverse (13205121311), we get a palindrome (24517271542).

The spelling of 11312150231 in words is "eleven billion, three hundred twelve million, one hundred fifty thousand, two hundred thirty-one".