11120011021212 has 12 divisors (see below), whose sum is σ = 25946692382856. Its totient is φ = 3706670340400.

The previous prime is 11120011021181. The next prime is 11120011021213. The reversal of 11120011021212 is 21212011002111.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×11120011021212² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11120011021191 and 11120011021200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11120011021213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 463333792539 + ... + 463333792562.

It is an arithmetic number, because the mean of its divisors is an integer number (2162224365238).

Almost surely, 2^{11120011021212} is an apocalyptic number.

11120011021212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11120011021212 is an abundant number, since it is smaller than the sum of its proper divisors (14826681361644).

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

11120011021212 is a wasteful number, since it uses less digits than its factorization.

11120011021212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 926667585108 (or 926667585106 counting only the distinct ones).

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

Adding to 11120011021212 its reverse (21212011002111), we get a palindrome (32332022023323).

The spelling of 11120011021212 in words is "eleven trillion, one hundred twenty billion, eleven million, twenty-one thousand, two hundred twelve".