1012200220112 has 20 divisors (see below), whose sum is σ = 2002864266816. Its totient is φ = 495332022240.

The previous prime is 1012200220111. The next prime is 1012200220117. The reversal of 1012200220112 is 2110220022101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012200220111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 673004714 + ... + 673006217.

Almost surely, 2^{1012200220112} is an apocalyptic number.

It is an amenable number.

1012200220112 is a deficient number, since it is larger than the sum of its proper divisors (990664046704).

1012200220112 is a wasteful number, since it uses less digits than its factorization.

1012200220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346010986 (or 1346010980 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1012200220112 its reverse (2110220022101), we get a palindrome (3122420242213).

The spelling of 1012200220112 in words is "one trillion, twelve billion, two hundred million, two hundred twenty thousand, one hundred twelve".