1120212222112 has 12 divisors (see below), whose sum is σ = 2205417812346. Its totient is φ = 560106111040.

The previous prime is 1120212222071. The next prime is 1120212222113. The reversal of 1120212222112 is 2112222120211.

It can be written as a sum of positive squares in only one way, i.e., 779907999376 + 340304222736 = 883124^2 + 583356^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1120212222112.

It is not an unprimeable number, because it can be changed into a prime (1120212222113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17503315939 + ... + 17503316002.

Almost surely, 2^{1120212222112} is an apocalyptic number.

It is an amenable number.

1120212222112 is a deficient number, since it is larger than the sum of its proper divisors (1085205590234).

1120212222112 is an equidigital number, since it uses as much as digits as its factorization.

1120212222112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35006631951 (or 35006631943 counting only the distinct ones).

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

Adding to 1120212222112 its reverse (2112222120211), we get a palindrome (3232434342323).

The spelling of 1120212222112 in words is "one trillion, one hundred twenty billion, two hundred twelve million, two hundred twenty-two thousand, one hundred twelve".