210021011110202 has 16 divisors (see below), whose sum is σ = 316853853933960. Its totient is φ = 104403064955712.

The previous prime is 210021011110177. The next prime is 210021011110231. The reversal of 210021011110202 is 202011110120012.

It can be written as a sum of positive squares in 4 ways, for example, as 210006209711281 + 14801398921 = 14491591^2 + 121661^2 .

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, 89517788 + ... + 91833960.

Almost surely, 2^{210021011110202} is an apocalyptic number.

210021011110202 is a deficient number, since it is larger than the sum of its proper divisors (106832842823758).

210021011110202 is a wasteful number, since it uses less digits than its factorization.

210021011110202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2578417.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 210021011110202 its reverse (202011110120012), we get a palindrome (412032121230214).

The spelling of 210021011110202 in words is "two hundred ten trillion, twenty-one billion, eleven million, one hundred ten thousand, two hundred two".