202021212010210 has 32 divisors (see below), whose sum is σ = 365203782058752. Its totient is φ = 80460582944640.

The previous prime is 202021212010187. The next prime is 202021212010217. The reversal of 202021212010210 is 12010212120202.

It is a happy number.

202021212010210 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (202021212010217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 184995817 + ... + 186084643.

It is an arithmetic number, because the mean of its divisors is an integer number (11412618189336).

Almost surely, 2^{202021212010210} is an apocalyptic number.

202021212010210 is a deficient number, since it is larger than the sum of its proper divisors (163182570048542).

202021212010210 is a wasteful number, since it uses less digits than its factorization.

202021212010210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1168698.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 202021212010210 its reverse (12010212120202), we get a palindrome (214031424130412).

The spelling of 202021212010210 in words is "two hundred two trillion, twenty-one billion, two hundred twelve million, ten thousand, two hundred ten".