1012012211112 has 32 divisors (see below), whose sum is σ = 2891463460800. Its totient is φ = 289146345984.

The previous prime is 1012012211083. The next prime is 1012012211117. The reversal of 1012012211112 is 2111122102101.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1012012211091 and 1012012211100.

It is not an unprimeable number, because it can be changed into a prime (1012012211117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3011940937 + ... + 3011941272.

It is an arithmetic number, because the mean of its divisors is an integer number (90358233150).

Almost surely, 2^{1012012211112} is an apocalyptic number.

1012012211112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1012012211112 is an abundant number, since it is smaller than the sum of its proper divisors (1879451249688).

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

1012012211112 is a wasteful number, since it uses less digits than its factorization.

1012012211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6023882225 (or 6023882221 counting only the distinct ones).

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

Adding to 1012012211112 its reverse (2111122102101), we get a palindrome (3123134313213).

The spelling of 1012012211112 in words is "one trillion, twelve billion, twelve million, two hundred eleven thousand, one hundred twelve".