1002221200012 has 24 divisors (see below), whose sum is σ = 1860870249504. Its totient is φ = 470665043712.

The previous prime is 1002221200003. The next prime is 1002221200021. The reversal of 1002221200012 is 2100021222001.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1002221200003) and next prime (1002221200021).

It is a junction number, because it is equal to n+sod(n) for n = 1002221199965 and 1002221200001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15098863 + ... + 15165094.

It is an arithmetic number, because the mean of its divisors is an integer number (77536260396).

Almost surely, 2^{1002221200012} is an apocalyptic number.

It is an amenable number.

1002221200012 is a deficient number, since it is larger than the sum of its proper divisors (858649049492).

1002221200012 is a wasteful number, since it uses less digits than its factorization.

1002221200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30264465 (or 30264463 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1002221200012 its reverse (2100021222001), we get a palindrome (3102242422013).

The spelling of 1002221200012 in words is "one trillion, two billion, two hundred twenty-one million, two hundred thousand, twelve".