210021102010202 has 16 divisors (see below), whose sum is σ = 360036399465792. Its totient is φ = 90008987570880.

The previous prime is 210021102010163. The next prime is 210021102010267. The reversal of 210021102010202 is 202010201120012.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25101713 + ... + 32405835.

It is an arithmetic number, because the mean of its divisors is an integer number (22502274966612).

Almost surely, 2^{210021102010202} is an apocalyptic number.

210021102010202 is a deficient number, since it is larger than the sum of its proper divisors (150015297455590).

210021102010202 is a wasteful number, since it uses less digits than its factorization.

210021102010202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9357973.

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

Adding to 210021102010202 its reverse (202010201120012), we get a palindrome (412031303130214).

The spelling of 210021102010202 in words is "two hundred ten trillion, twenty-one billion, one hundred two million, ten thousand, two hundred two".