1200212002012 has 6 divisors (see below), whose sum is σ = 2100371003528. Its totient is φ = 600106001004.

The previous prime is 1200212002001. The next prime is 1200212002013. The reversal of 1200212002012 is 2102002120021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1200212001983 and 1200212002001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200212002013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150026500248 + ... + 150026500255.

Almost surely, 2^{1200212002012} is an apocalyptic number.

It is an amenable number.

1200212002012 is a deficient number, since it is larger than the sum of its proper divisors (900159001516).

1200212002012 is a wasteful number, since it uses less digits than its factorization.

1200212002012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300053000507 (or 300053000505 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1200212002012 its reverse (2102002120021), we get a palindrome (3302214122033).

The spelling of 1200212002012 in words is "one trillion, two hundred billion, two hundred twelve million, two thousand, twelve".