12010020012112 has 10 divisors (see below), whose sum is σ = 23269413773498. Its totient is φ = 6005010006048.

The previous prime is 12010020012079. The next prime is 12010020012239. The reversal of 12010020012112 is 21121002001021.

It can be written as a sum of positive squares in only one way, i.e., 6702175388736 + 5307844623376 = 2588856^2 + 2303876^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12010020012092 and 12010020012101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 375313125363 + ... + 375313125394.

Almost surely, 2^{12010020012112} is an apocalyptic number.

It is an amenable number.

12010020012112 is a deficient number, since it is larger than the sum of its proper divisors (11259393761386).

12010020012112 is an equidigital number, since it uses as much as digits as its factorization.

12010020012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 750626250765 (or 750626250759 counting only the distinct ones).

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

Adding to 12010020012112 its reverse (21121002001021), we get a palindrome (33131022013133).

The spelling of 12010020012112 in words is "twelve trillion, ten billion, twenty million, twelve thousand, one hundred twelve".