212210020020202 has 64 divisors (see below), whose sum is σ = 336905985312000. Its totient is φ = 100236840447744.

The previous prime is 212210020020191. The next prime is 212210020020217. The reversal of 212210020020202 is 202020020012212.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1912280574 + ... + 1912391542.

It is an arithmetic number, because the mean of its divisors is an integer number (5264156020500).

Almost surely, 2^{212210020020202} is an apocalyptic number.

212210020020202 is a deficient number, since it is larger than the sum of its proper divisors (124695965291798).

212210020020202 is an equidigital number, since it uses as much as digits as its factorization.

212210020020202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112012 (or 111966 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 212210020020202 its reverse (202020020012212), we get a palindrome (414230040032414).

The spelling of 212210020020202 in words is "two hundred twelve trillion, two hundred ten billion, twenty million, twenty thousand, two hundred two".