11221101110212 has 24 divisors (see below), whose sum is σ = 22989573008640. Its totient is φ = 4691749592640.

The previous prime is 11221101110209. The next prime is 11221101110243. The reversal of 11221101110212 is 21201110112211.

It is a super-2 number, since 2×11221101110212² (a number of 27 digits) contains 22 as substring.

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, 4887238012 + ... + 4887240307.

It is an arithmetic number, because the mean of its divisors is an integer number (957898875360).

Almost surely, 2^{11221101110212} is an apocalyptic number.

It is an amenable number.

11221101110212 is an abundant number, since it is smaller than the sum of its proper divisors (11768471898428).

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

11221101110212 is a wasteful number, since it uses less digits than its factorization.

11221101110212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9774478371 (or 9774478369 counting only the distinct ones).

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

Adding to 11221101110212 its reverse (21201110112211), we get a palindrome (32422211222423).

It can be divided in two parts, 1122110 and 1110212, that added together give a palindrome (2232322).

The spelling of 11221101110212 in words is "eleven trillion, two hundred twenty-one billion, one hundred one million, one hundred ten thousand, two hundred twelve".