201202110221001 has 16 divisors (see below), whose sum is σ = 268441082712960. Its totient is φ = 134048952639360.

The previous prime is 201202110220999. The next prime is 201202110221011. The reversal of 201202110221001 is 100122011202102.

It is not a de Polignac number, because 201202110221001 - 2¹ = 201202110220999 is a prime.

It is a super-2 number, since 2×201202110221001² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201202110221011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57250005 + ... + 60662733.

It is an arithmetic number, because the mean of its divisors is an integer number (16777567669560).

Almost surely, 2^{201202110221001} is an apocalyptic number.

It is an amenable number.

201202110221001 is a deficient number, since it is larger than the sum of its proper divisors (67238972491959).

201202110221001 is a wasteful number, since it uses less digits than its factorization.

201202110221001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3425296.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 201202110221001 its reverse (100122011202102), we get a palindrome (301324121423103).

The spelling of 201202110221001 in words is "two hundred one trillion, two hundred two billion, one hundred ten million, two hundred twenty-one thousand, one".