10221220012002 has 8 divisors (see below), whose sum is σ = 20442440024016. Its totient is φ = 3407073337332.

The previous prime is 10221220011997. The next prime is 10221220012033. The reversal of 10221220012002 is 20021002212201.

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

10221220012002 is an admirable number.

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, 851768334328 + ... + 851768334339.

It is an arithmetic number, because the mean of its divisors is an integer number (2555305003002).

Almost surely, 2^{10221220012002} is an apocalyptic number.

10221220012002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

10221220012002 is a wasteful number, since it uses less digits than its factorization.

10221220012002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1703536668672.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 10221220012002 its reverse (20021002212201), we get a palindrome (30242222224203).

The spelling of 10221220012002 in words is "ten trillion, two hundred twenty-one billion, two hundred twenty million, twelve thousand, two".