1212012033112 has 32 divisors (see below), whose sum is σ = 2335432417920. Its totient is φ = 589250972160.

The previous prime is 1212012033053. The next prime is 1212012033121. The reversal of 1212012033112 is 2113302102121.

It is a self number, because there is not a number n which added to its sum of digits gives 1212012033112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 842689 + ... + 1770352.

It is an arithmetic number, because the mean of its divisors is an integer number (72982263060).

Almost surely, 2^{1212012033112} is an apocalyptic number.

It is an amenable number.

1212012033112 is a deficient number, since it is larger than the sum of its proper divisors (1123420384808).

1212012033112 is a wasteful number, since it uses less digits than its factorization.

1212012033112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2614651 (or 2614647 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1212012033112 its reverse (2113302102121), we get a palindrome (3325314135233).

The spelling of 1212012033112 in words is "one trillion, two hundred twelve billion, twelve million, thirty-three thousand, one hundred twelve".