210002202120001 has 4 divisors (see below), whose sum is σ = 210006039443392. Its totient is φ = 209998364796612.

The previous prime is 210002202119971. The next prime is 210002202120059. The reversal of 210002202120001 is 100021202200012.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 210002202120001 - 2¹³ = 210002202111809 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210002200120001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1918579605 + ... + 1918689058.

It is an arithmetic number, because the mean of its divisors is an integer number (52501509860848).

Almost surely, 2^{210002202120001} is an apocalyptic number.

It is an amenable number.

210002202120001 is a deficient number, since it is larger than the sum of its proper divisors (3837323391).

210002202120001 is an equidigital number, since it uses as much as digits as its factorization.

210002202120001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3837323390.

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

Adding to 210002202120001 its reverse (100021202200012), we get a palindrome (310023404320013).

The spelling of 210002202120001 in words is "two hundred ten trillion, two billion, two hundred two million, one hundred twenty thousand, one".