1002221012002 has 8 divisors (see below), whose sum is σ = 1718093163456. Its totient is φ = 429523290852.

The previous prime is 1002221011991. The next prime is 1002221012021. The reversal of 1002221012002 is 2002101222001.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 35793607558 + ... + 35793607585.

It is an arithmetic number, because the mean of its divisors is an integer number (214761645432).

Almost surely, 2^{1002221012002} is an apocalyptic number.

1002221012002 is a deficient number, since it is larger than the sum of its proper divisors (715872151454).

1002221012002 is an equidigital number, since it uses as much as digits as its factorization.

1002221012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71587215152.

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

Adding to 1002221012002 its reverse (2002101222001), we get a palindrome (3004322234003).

The spelling of 1002221012002 in words is "one trillion, two billion, two hundred twenty-one million, twelve thousand, two".