10021201021002 has 32 divisors (see below), whose sum is σ = 20102479068672. Its totient is φ = 3330388099584.

The previous prime is 10021201020979. The next prime is 10021201021019. The reversal of 10021201021002 is 20012010212001.

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 15 ways as a sum of consecutive naturals, for example, 101469198 + ... + 101567910.

It is an arithmetic number, because the mean of its divisors is an integer number (628202470896).

Almost surely, 2^{10021201021002} is an apocalyptic number.

10021201021002 is an abundant number, since it is smaller than the sum of its proper divisors (10081278047670).

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

10021201021002 is a wasteful number, since it uses less digits than its factorization.

10021201021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149262.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10021201021002 its reverse (20012010212001), we get a palindrome (30033211233003).

The spelling of 10021201021002 in words is "ten trillion, twenty-one billion, two hundred one million, twenty-one thousand, two".