11001121212112 has 40 divisors (see below), whose sum is σ = 21392431546752. Its totient is φ = 5480497209600.

The previous prime is 11001121212097. The next prime is 11001121212131. The reversal of 11001121212112 is 21121212110011.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 53250937 + ... + 53457127.

Almost surely, 2^{11001121212112} is an apocalyptic number.

It is an amenable number.

11001121212112 is a deficient number, since it is larger than the sum of its proper divisors (10391310334640).

11001121212112 is a wasteful number, since it uses less digits than its factorization.

11001121212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218347 (or 218341 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 11001121212112 its reverse (21121212110011), we get a palindrome (32122333322123).

The spelling of 11001121212112 in words is "eleven trillion, one billion, one hundred twenty-one million, two hundred twelve thousand, one hundred twelve".