11312002343 has 2 divisors, whose sum is σ = 11312002344. Its totient is φ = 11312002342.

The previous prime is 11312002319. The next prime is 11312002379. The reversal of 11312002343 is 34320021311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11312002343 - 2⁸ = 11312002087 is a prime.

It is a super-2 number, since 2×11312002343² (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 (11312002543) 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, 5656001171 + 5656001172.

It is an arithmetic number, because the mean of its divisors is an integer number (5656001172).

Almost surely, 2^11312002343 is an apocalyptic number.

11312002343 is a deficient number, since it is larger than the sum of its proper divisors (1).

11312002343 is an equidigital number, since it uses as much as digits as its factorization.

11312002343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 11312002343 its reverse (34320021311), we get a palindrome (45632023654).

The spelling of 11312002343 in words is "eleven billion, three hundred twelve million, two thousand, three hundred forty-three".