1122022122212 has 12 divisors (see below), whose sum is σ = 1963547599020. Its totient is φ = 561008522496.

The previous prime is 1122022122187. The next prime is 1122022122241. The reversal of 1122022122212 is 2122212202211.

It can be written as a sum of positive squares in 2 ways, for example, as 660894206116 + 461127916096 = 812954^2 + 679064^2 .

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, 647708 + ... + 1632044.

It is an arithmetic number, because the mean of its divisors is an integer number (163628966585).

Almost surely, 2^{1122022122212} is an apocalyptic number.

It is an amenable number.

1122022122212 is a deficient number, since it is larger than the sum of its proper divisors (841525476808).

1122022122212 is a wasteful number, since it uses less digits than its factorization.

1122022122212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1269310 (or 1269308 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 1122022122212 its reverse (2122212202211), we get a palindrome (3244234324423).

The spelling of 1122022122212 in words is "one trillion, one hundred twenty-two billion, twenty-two million, one hundred twenty-two thousand, two hundred twelve".