11312002310113 has 4 divisors (see below), whose sum is σ = 11313213324948. Its totient is φ = 11310791295280.

The previous prime is 11312002310083. The next prime is 11312002310117. The reversal of 11312002310113 is 31101320021311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4781079618624 + 6530922691489 = 2186568^2 + 2555567^2 .

It is a cyclic number.

It is not a de Polignac number, because 11312002310113 - 2⁴¹ = 9112979054561 is a prime.

It is a super-2 number, since 2×11312002310113² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11312002310117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 605493406 + ... + 605512087.

It is an arithmetic number, because the mean of its divisors is an integer number (2828303331237).

Almost surely, 2^{11312002310113} is an apocalyptic number.

It is an amenable number.

11312002310113 is a deficient number, since it is larger than the sum of its proper divisors (1211014835).

11312002310113 is an equidigital number, since it uses as much as digits as its factorization.

11312002310113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1211014834.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 11312002310113 its reverse (31101320021311), we get a palindrome (42413322331424).

The spelling of 11312002310113 in words is "eleven trillion, three hundred twelve billion, two million, three hundred ten thousand, one hundred thirteen".