1012222002112 has 56 divisors (see below), whose sum is σ = 2020430058192. Its totient is φ = 503139225600.

The previous prime is 1012222001977. The next prime is 1012222002149. The reversal of 1012222002112 is 2112002222101.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37089912 + ... + 37117192.

It is an arithmetic number, because the mean of its divisors is an integer number (36079108182).

Almost surely, 2^{1012222002112} is an apocalyptic number.

It is an amenable number.

1012222002112 is a deficient number, since it is larger than the sum of its proper divisors (1008208056080).

1012222002112 is a wasteful number, since it uses less digits than its factorization.

1012222002112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30677 (or 30667 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1012222002112 its reverse (2112002222101), we get a palindrome (3124224224213).

The spelling of 1012222002112 in words is "one trillion, twelve billion, two hundred twenty-two million, two thousand, one hundred twelve".