1012112120212 has 12 divisors (see below), whose sum is σ = 1771203253876. Its totient is φ = 506054047680.

The previous prime is 1012112120191. The next prime is 1012112120237. The reversal of 1012112120212 is 2120212112101.

It can be written as a sum of positive squares in 2 ways, for example, as 588589702416 + 423522417796 = 767196^2 + 650786^2 .

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, 1718512 + ... + 2231032.

Almost surely, 2^{1012112120212} is an apocalyptic number.

It is an amenable number.

1012112120212 is a deficient number, since it is larger than the sum of its proper divisors (759091133664).

1012112120212 is a wasteful number, since it uses less digits than its factorization.

1012112120212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1006218 (or 1006216 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1012112120212 its reverse (2120212112101), we get a palindrome (3132324232313).

The spelling of 1012112120212 in words is "one trillion, twelve billion, one hundred twelve million, one hundred twenty thousand, two hundred twelve".