201021000321202 has 16 divisors (see below), whose sum is σ = 308549342043360. Its totient is φ = 98171302686912.

The previous prime is 201021000321181. The next prime is 201021000321203. The reversal of 201021000321202 is 202123000120102.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (201021000321203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15885768 + ... + 25581235.

It is an arithmetic number, because the mean of its divisors is an integer number (19284333877710).

Almost surely, 2^{201021000321202} is an apocalyptic number.

201021000321202 is a deficient number, since it is larger than the sum of its proper divisors (107528341722158).

201021000321202 is a wasteful number, since it uses less digits than its factorization.

201021000321202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41523417.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 201021000321202 its reverse (202123000120102), we get a palindrome (403144000441304).

The spelling of 201021000321202 in words is "two hundred one trillion, twenty-one billion, three hundred twenty-one thousand, two hundred two".