1012120020112 has 20 divisors (see below), whose sum is σ = 1961334583740. Its totient is φ = 505969159808.

The previous prime is 1012120020103. The next prime is 1012120020113. The reversal of 1012120020112 is 2110200212101.

1012120020112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 467659028736 + 544460991376 = 683856^2 + 737876^2 .

It is a super-2 number, since 2×1012120020112² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1012120020092 and 1012120020101.

It is not an unprimeable number, because it can be changed into a prime (1012120020113) 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, 5586187 + ... + 5764522.

It is an arithmetic number, because the mean of its divisors is an integer number (98066729187).

Almost surely, 2^{1012120020112} is an apocalyptic number.

It is an amenable number.

1012120020112 is a deficient number, since it is larger than the sum of its proper divisors (949214563628).

1012120020112 is a wasteful number, since it uses less digits than its factorization.

1012120020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11356290 (or 11356284 counting only the distinct ones).

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

Adding to 1012120020112 its reverse (2110200212101), we get a palindrome (3122320232213).

The spelling of 1012120020112 in words is "one trillion, twelve billion, one hundred twenty million, twenty thousand, one hundred twelve".