2012120010112 has 32 divisors (see below), whose sum is σ = 4027518113400. Its totient is φ = 1001291934720.

The previous prime is 2012120010107. The next prime is 2012120010119. The reversal of 2012120010112 is 2110100212102.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-2 number, since 2×2012120010112² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2012120010092 and 2012120010101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012120010119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37223437 + ... + 37277452.

Almost surely, 2^{2012120010112} is an apocalyptic number.

It is an amenable number.

2012120010112 is an abundant number, since it is smaller than the sum of its proper divisors (2015398103288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2012120010112 is an equidigital number, since it uses as much as digits as its factorization.

2012120010112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74501114 (or 74501102 counting only the distinct ones).

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

Adding to 2012120010112 its reverse (2110100212102), we get a palindrome (4122220222214).

The spelling of 2012120010112 in words is "two trillion, twelve billion, one hundred twenty million, ten thousand, one hundred twelve".