1100002022212 has 12 divisors (see below), whose sum is σ = 1927418856300. Its totient is φ = 549310920416.

The previous prime is 1100002022209. The next prime is 1100002022243. The reversal of 1100002022212 is 2122202000011.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 927954596416 + 172047425796 = 963304^2 + 414786^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1100002022192 and 1100002022201.

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, 172519087 + ... + 172525462.

It is an arithmetic number, because the mean of its divisors is an integer number (160618238025).

Almost surely, 2^{1100002022212} is an apocalyptic number.

It is an amenable number.

1100002022212 is a deficient number, since it is larger than the sum of its proper divisors (827416834088).

1100002022212 is a wasteful number, since it uses less digits than its factorization.

1100002022212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345045350 (or 345045348 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1100002022212 its reverse (2122202000011), we get a palindrome (3222204022223).

The spelling of 1100002022212 in words is "one trillion, one hundred billion, two million, twenty-two thousand, two hundred twelve".