11212200011112 has 32 divisors (see below), whose sum is σ = 28030978493280. Its totient is φ = 3737336208320.

The previous prime is 11212200011087. The next prime is 11212200011123. The reversal of 11212200011112 is 21111000221211.

It is a happy number.

It is a super-3 number, since 3×11212200011112³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11212200011091 and 11212200011100.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2541198 + ... + 5374205.

It is an arithmetic number, because the mean of its divisors is an integer number (875968077915).

Almost surely, 2^{11212200011112} is an apocalyptic number.

11212200011112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11212200011112 is an abundant number, since it is smaller than the sum of its proper divisors (16818778482168).

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

11212200011112 is a wasteful number, since it uses less digits than its factorization.

11212200011112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7974433 (or 7974429 counting only the distinct ones).

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

Adding to 11212200011112 its reverse (21111000221211), we get a palindrome (32323200232323).

The spelling of 11212200011112 in words is "eleven trillion, two hundred twelve billion, two hundred million, eleven thousand, one hundred twelve".