210002121002 has 8 divisors (see below), whose sum is σ = 315066820512. Its totient is φ = 104979847500.

The previous prime is 210002121001. The next prime is 210002121013. The reversal of 210002121002 is 200121200012.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (210002121001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10594124 + ... + 10613927.

It is an arithmetic number, because the mean of its divisors is an integer number (39383352564).

Almost surely, 2^210002121002 is an apocalyptic number.

210002121002 is a deficient number, since it is larger than the sum of its proper divisors (105064699510).

210002121002 is a wasteful number, since it uses less digits than its factorization.

210002121002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21213004.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 210002121002 its reverse (200121200012), we get a palindrome (410123321014).

The spelling of 210002121002 in words is "two hundred ten billion, two million, one hundred twenty-one thousand, two".