1122110121212 has 12 divisors (see below), whose sum is σ = 1981708242360. Its totient is φ = 555907766256.

The previous prime is 1122110121089. The next prime is 1122110121241. The reversal of 1122110121212 is 2121210112211.

It is a super-2 number, since 2×1122110121212² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1286823098 + ... + 1286823969.

It is an arithmetic number, because the mean of its divisors is an integer number (165142353530).

Almost surely, 2^{1122110121212} is an apocalyptic number.

It is an amenable number.

1122110121212 is a deficient number, since it is larger than the sum of its proper divisors (859598121148).

1122110121212 is a wasteful number, since it uses less digits than its factorization.

1122110121212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2573647180 (or 2573647178 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 1122110121212 its reverse (2121210112211), we get a palindrome (3243320233423).

Subtracting 1122110121212 from its reverse (2121210112211), we obtain a palindrome (999099990999).

The spelling of 1122110121212 in words is "one trillion, one hundred twenty-two billion, one hundred ten million, one hundred twenty-one thousand, two hundred twelve".