202022021210 has 8 divisors (see below), whose sum is σ = 363639638196. Its totient is φ = 80808808480.

The previous prime is 202022021191. The next prime is 202022021231. The reversal of 202022021210 is 12120220202.

202022021210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 198792031321 + 3229989889 = 445861^2 + 56833^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10101101051 + ... + 10101101070.

Almost surely, 2^202022021210 is an apocalyptic number.

202022021210 is a deficient number, since it is larger than the sum of its proper divisors (161617616986).

202022021210 is a wasteful number, since it uses less digits than its factorization.

202022021210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20202202128.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 202022021210 its reverse (12120220202), we get a palindrome (214142241412).

The spelling of 202022021210 in words is "two hundred two billion, twenty-two million, twenty-one thousand, two hundred ten".