10202201021002 has 16 divisors (see below), whose sum is σ = 15806124870912. Its totient is φ = 4933683740160.

The previous prime is 10202201020939. The next prime is 10202201021009. The reversal of 10202201021002 is 20012010220201.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (10202201021009) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 47644663 + ... + 47858314.

It is an arithmetic number, because the mean of its divisors is an integer number (987882804432).

Almost surely, 2^{10202201021002} is an apocalyptic number.

10202201021002 is a deficient number, since it is larger than the sum of its proper divisors (5603923849910).

10202201021002 is a wasteful number, since it uses less digits than its factorization.

10202201021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95504733.

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

Adding to 10202201021002 its reverse (20012010220201), we get a palindrome (30214211241203).

The spelling of 10202201021002 in words is "ten trillion, two hundred two billion, two hundred one million, twenty-one thousand, two".