11122012012112 has 10 divisors (see below), whose sum is σ = 21548898273498. Its totient is φ = 5561006006048.

The previous prime is 11122012012049. The next prime is 11122012012117. The reversal of 11122012012112 is 21121021022111.

It can be written as a sum of positive squares in only one way, i.e., 7929157647376 + 3192854364736 = 2815876^2 + 1786856^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11122012012117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 347562875363 + ... + 347562875394.

Almost surely, 2^{11122012012112} is an apocalyptic number.

It is an amenable number.

11122012012112 is a deficient number, since it is larger than the sum of its proper divisors (10426886261386).

11122012012112 is an equidigital number, since it uses as much as digits as its factorization.

11122012012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695125750765 (or 695125750759 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 11122012012112 its reverse (21121021022111), we get a palindrome (32243033034223).

Subtracting 11122012012112 from its reverse (21121021022111), we obtain a palindrome (9999009009999).

The spelling of 11122012012112 in words is "eleven trillion, one hundred twenty-two billion, twelve million, twelve thousand, one hundred twelve".