11120112122212 has 48 divisors (see below), whose sum is σ = 20093813752320. Its totient is φ = 5382797213952.

The previous prime is 11120112122209. The next prime is 11120112122213. The reversal of 11120112122212 is 21222121102111.

It is a happy number.

It is a super-2 number, since 2×11120112122212² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11120112122212.

It is not an unprimeable number, because it can be changed into a prime (11120112122213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1772973 + ... + 5038219.

It is an arithmetic number, because the mean of its divisors is an integer number (418621119840).

Almost surely, 2^{11120112122212} is an apocalyptic number.

It is an amenable number.

11120112122212 is a deficient number, since it is larger than the sum of its proper divisors (8973701630108).

11120112122212 is a wasteful number, since it uses less digits than its factorization.

11120112122212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3265540 (or 3265538 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 11120112122212 its reverse (21222121102111), we get a palindrome (32342233224323).

The spelling of 11120112122212 in words is "eleven trillion, one hundred twenty billion, one hundred twelve million, one hundred twenty-two thousand, two hundred twelve".