1122022202212 has 24 divisors (see below), whose sum is σ = 1972022746176. Its totient is φ = 558590242848.

The previous prime is 1122022202201. The next prime is 1122022202219. The reversal of 1122022202212 is 2122022202211.

It is a self number, because there is not a number n which added to its sum of digits gives 1122022202212.

It is not an unprimeable number, because it can be changed into a prime (1122022202219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1057473 + ... + 1833655.

It is an arithmetic number, because the mean of its divisors is an integer number (82167614424).

Almost surely, 2^{1122022202212} is an apocalyptic number.

It is an amenable number.

1122022202212 is a deficient number, since it is larger than the sum of its proper divisors (850000543964).

1122022202212 is a wasteful number, since it uses less digits than its factorization.

1122022202212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777747 (or 777745 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 1122022202212 its reverse (2122022202211), we get a palindrome (3244044404423).

Subtracting 1122022202212 from its reverse (2122022202211), we obtain a palindrome (999999999999).

The spelling of 1122022202212 in words is "one trillion, one hundred twenty-two billion, twenty-two million, two hundred two thousand, two hundred twelve".