11312244312012 has 48 divisors (see below), whose sum is σ = 33517760926720. Its totient is φ = 3232069803216.

The previous prime is 11312244312011. The next prime is 11312244312073. The reversal of 11312244312012 is 21021344221311.

11312244312012 is a `hidden beast` number, since 1 + 1 + 3 + 1 + 2 + 24 + 431 + 201 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (11312244312011) 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 15 ways as a sum of consecutive naturals, for example, 7481642308 + ... + 7481643819.

Almost surely, 2^{11312244312012} is an apocalyptic number.

11312244312012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11312244312012 is an abundant number, since it is smaller than the sum of its proper divisors (22205516614708).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11312244312012 is a wasteful number, since it uses less digits than its factorization.

11312244312012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14963286147 (or 14963286139 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 11312244312012 its reverse (21021344221311), we get a palindrome (32333588533323).

The spelling of 11312244312012 in words is "eleven trillion, three hundred twelve billion, two hundred forty-four million, three hundred twelve thousand, twelve".