201021120201002 has 32 divisors (see below), whose sum is σ = 305148310476624. Its totient is φ = 99309224448000.

The previous prime is 201021120200939. The next prime is 201021120201029. The reversal of 201021120201002 is 200102021120102.

It can be written as a sum of positive squares in 8 ways, for example, as 49677954931081 + 151343165269921 = 7048259^2 + 12302161^2 .

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 493423178 + ... + 493830410.

Almost surely, 2^{201021120201002} is an apocalyptic number.

201021120201002 is a deficient number, since it is larger than the sum of its proper divisors (104127190275622).

201021120201002 is a wasteful number, since it uses less digits than its factorization.

201021120201002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412394.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 201021120201002 its reverse (200102021120102), we get a palindrome (401123141321104).

The spelling of 201021120201002 in words is "two hundred one trillion, twenty-one billion, one hundred twenty million, two hundred one thousand, two".