1012200101212 has 12 divisors (see below), whose sum is σ = 1771391732320. Its totient is φ = 506088177696.

The previous prime is 1012200101189. The next prime is 1012200101233. The reversal of 1012200101212 is 2121010022101.

It is a junction number, because it is equal to n+sod(n) for n = 1012200101192 and 1012200101201.

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, 2775012 + ... + 3118507.

Almost surely, 2^{1012200101212} is an apocalyptic number.

It is an amenable number.

1012200101212 is a deficient number, since it is larger than the sum of its proper divisors (759191631108).

1012200101212 is a wasteful number, since it uses less digits than its factorization.

1012200101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5936460 (or 5936458 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1012200101212 its reverse (2121010022101), we get a palindrome (3133210123313).

The spelling of 1012200101212 in words is "one trillion, twelve billion, two hundred million, one hundred one thousand, two hundred twelve".