11011212002112 has 84 divisors (see below), whose sum is σ = 33890375744640. Its totient is φ = 3146060569344.

The previous prime is 11011212002099. The next prime is 11011212002123. The reversal of 11011212002112 is 21120021211011.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (84).

It is a junction number, because it is equal to n+sod(n) for n = 11011212002091 and 11011212002100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 585195312 + ... + 585214127.

Almost surely, 2^{11011212002112} is an apocalyptic number.

11011212002112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11011212002112 is an abundant number, since it is smaller than the sum of its proper divisors (22879163742528).

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

11011212002112 is a wasteful number, since it uses less digits than its factorization.

11011212002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1170409468 (or 1170409451 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11011212002112 its reverse (21120021211011), we get a palindrome (32131233213123).

The spelling of 11011212002112 in words is "eleven trillion, eleven billion, two hundred twelve million, two thousand, one hundred twelve".