1122212011012 has 48 divisors (see below), whose sum is σ = 2176702295040. Its totient is φ = 503866137600.

The previous prime is 1122212011009. The next prime is 1122212011021. The reversal of 1122212011012 is 2101102122211.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 3599337 + ... + 3898672.

It is an arithmetic number, because the mean of its divisors is an integer number (45347964480).

Almost surely, 2^{1122212011012} is an apocalyptic number.

It is an amenable number.

1122212011012 is a deficient number, since it is larger than the sum of its proper divisors (1054490284028).

1122212011012 is a wasteful number, since it uses less digits than its factorization.

1122212011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7498132 (or 7498130 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1122212011012 its reverse (2101102122211), we get a palindrome (3223314133223).

The spelling of 1122212011012 in words is "one trillion, one hundred twenty-two billion, two hundred twelve million, eleven thousand, twelve".