1002221010112 has 28 divisors (see below), whose sum is σ = 2272894077520. Its totient is φ = 429523289856.

The previous prime is 1002221010103. The next prime is 1002221010209. The reversal of 1002221010112 is 2110101222001.

It is a tau number, because it is divible by the number of its divisors (28).

It is a junction number, because it is equal to n+sod(n) for n = 1002221010092 and 1002221010101.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1118549787 + ... + 1118550682.

Almost surely, 2^{1002221010112} is an apocalyptic number.

It is an amenable number.

1002221010112 is an abundant number, since it is smaller than the sum of its proper divisors (1270673067408).

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

1002221010112 is an equidigital number, since it uses as much as digits as its factorization.

1002221010112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2237100488 (or 2237100478 counting only the distinct ones).

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

Adding to 1002221010112 its reverse (2110101222001), we get a palindrome (3112322232113).

The spelling of 1002221010112 in words is "one trillion, two billion, two hundred twenty-one million, ten thousand, one hundred twelve".