212201212120202 has 8 divisors (see below), whose sum is σ = 319318756897476. Its totient is φ = 105761626487712.

The previous prime is 212201212120169. The next prime is 212201212120231. The reversal of 212201212120202 is 202021212102212.

It can be written as a sum of positive squares in 2 ways, for example, as 212196352775521 + 4859344681 = 14566961^2 + 69709^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169489785413 + ... + 169489786664.

Almost surely, 2^{212201212120202} is an apocalyptic number.

212201212120202 is a deficient number, since it is larger than the sum of its proper divisors (107117544777274).

212201212120202 is a wasteful number, since it uses less digits than its factorization.

212201212120202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338979572392.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 212201212120202 its reverse (202021212102212), we get a palindrome (414222424222414).

The spelling of 212201212120202 in words is "two hundred twelve trillion, two hundred one billion, two hundred twelve million, one hundred twenty thousand, two hundred two".