1012200444212 has 12 divisors (see below), whose sum is σ = 1771360421796. Its totient is φ = 506097466560.

The previous prime is 1012200444173. The next prime is 1012200444259. The reversal of 1012200444212 is 2124440022101.

It can be written as a sum of positive squares in 2 ways, for example, as 992964418576 + 19236025636 = 996476^2 + 138694^2 .

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, 293162 + ... + 1452702.

It is an arithmetic number, because the mean of its divisors is an integer number (147613368483).

Almost surely, 2^{1012200444212} is an apocalyptic number.

It is an amenable number.

1012200444212 is a deficient number, since it is larger than the sum of its proper divisors (759159977584).

1012200444212 is a wasteful number, since it uses less digits than its factorization.

1012200444212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377778 (or 1377776 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 1012200444212 its reverse (2124440022101), we get a palindrome (3136640466313).

The spelling of 1012200444212 in words is "one trillion, twelve billion, two hundred million, four hundred forty-four thousand, two hundred twelve".