1122113012212 has 6 divisors (see below), whose sum is σ = 1963697771378. Its totient is φ = 561056506104.

The previous prime is 1122113012203. The next prime is 1122113012213. The reversal of 1122113012212 is 2122103112211.

It can be written as a sum of positive squares in only one way, i.e., 674704531216 + 447408480996 = 821404^2 + 668886^2 .

It is a super-2 number, since 2×1122113012212² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1122113012212.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122113012213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140264126523 + ... + 140264126530.

Almost surely, 2^{1122113012212} is an apocalyptic number.

It is an amenable number.

1122113012212 is a deficient number, since it is larger than the sum of its proper divisors (841584759166).

1122113012212 is a wasteful number, since it uses less digits than its factorization.

1122113012212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280528253057 (or 280528253055 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 1122113012212 its reverse (2122103112211), we get a palindrome (3244216124423).

Subtracting 1122113012212 from its reverse (2122103112211), we obtain a palindrome (999990099999).

The spelling of 1122113012212 in words is "one trillion, one hundred twenty-two billion, one hundred thirteen million, twelve thousand, two hundred twelve".