1012201112112 has 20 divisors (see below), whose sum is σ = 2614852873080. Its totient is φ = 337400370688.

The previous prime is 1012201112077. The next prime is 1012201112171. The reversal of 1012201112112 is 2112111022101.

It is a happy number.

1012201112112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1012201112091 and 1012201112100.

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, 10543761537 + ... + 10543761632.

It is an arithmetic number, because the mean of its divisors is an integer number (130742643654).

Almost surely, 2^{1012201112112} is an apocalyptic number.

1012201112112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1012201112112 is an abundant number, since it is smaller than the sum of its proper divisors (1602651760968).

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

1012201112112 is a wasteful number, since it uses less digits than its factorization.

1012201112112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21087523180 (or 21087523174 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1012201112112 its reverse (2112111022101), we get a palindrome (3124312134213).

The spelling of 1012201112112 in words is "one trillion, twelve billion, two hundred one million, one hundred twelve thousand, one hundred twelve".