1122011222212 has 12 divisors (see below), whose sum is σ = 2005296652800. Its totient is φ = 549069321416.

The previous prime is 1122011222209. The next prime is 1122011222287. The reversal of 1122011222212 is 2122221102211.

It is a self number, because there is not a number n which added to its sum of digits gives 1122011222212.

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, 2984072212 + ... + 2984072587.

It is an arithmetic number, because the mean of its divisors is an integer number (167108054400).

Almost surely, 2^{1122011222212} is an apocalyptic number.

It is an amenable number.

1122011222212 is a deficient number, since it is larger than the sum of its proper divisors (883285430588).

1122011222212 is a wasteful number, since it uses less digits than its factorization.

1122011222212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5968144850 (or 5968144848 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 1122011222212 its reverse (2122221102211), we get a palindrome (3244232324423).

The spelling of 1122011222212 in words is "one trillion, one hundred twenty-two billion, eleven million, two hundred twenty-two thousand, two hundred twelve".