11001212110012 has 48 divisors (see below), whose sum is σ = 19496423531200. Its totient is φ = 5431167106560.

The previous prime is 11001212110003. The next prime is 11001212110033. The reversal of 11001212110012 is 21001121210011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11001212109974 and 11001212110001.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 581480689 + ... + 581499607.

Almost surely, 2^{11001212110012} is an apocalyptic number.

It is an amenable number.

11001212110012 is a deficient number, since it is larger than the sum of its proper divisors (8495211421188).

11001212110012 is a wasteful number, since it uses less digits than its factorization.

11001212110012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23606 (or 23604 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11001212110012 its reverse (21001121210011), we get a palindrome (32002333320023).

Subtracting 11001212110012 from its reverse (21001121210011), we obtain a palindrome (9999909099999).

The spelling of 11001212110012 in words is "eleven trillion, one billion, two hundred twelve million, one hundred ten thousand, twelve".