1122012122012 has 12 divisors (see below), whose sum is σ = 1963820987856. Its totient is φ = 560920411200.

The previous prime is 1122012121957. The next prime is 1122012122029. The reversal of 1122012122012 is 2102212102211.

It is a super-2 number, since 2×1122012122012² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

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, 21382973 + ... + 21435380.

It is an arithmetic number, because the mean of its divisors is an integer number (163651748988).

Almost surely, 2^{1122012122012} is an apocalyptic number.

It is an amenable number.

1122012122012 is a deficient number, since it is larger than the sum of its proper divisors (841808865844).

1122012122012 is a wasteful number, since it uses less digits than its factorization.

1122012122012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42824908 (or 42824906 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 1122012122012 its reverse (2102212102211), we get a palindrome (3224224224223).

The spelling of 1122012122012 in words is "one trillion, one hundred twenty-two billion, twelve million, one hundred twenty-two thousand, twelve".