212121211002202 has 8 divisors (see below), whose sum is σ = 324951642386496. Its totient is φ = 103803996873372.

The previous prime is 212121211002167. The next prime is 212121211002241. The reversal of 212121211002202 is 202200112121212.

212121211002202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 212121211002202.

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, 1128304313748 + ... + 1128304313935.

It is an arithmetic number, because the mean of its divisors is an integer number (40618955298312).

Almost surely, 2^{212121211002202} is an apocalyptic number.

212121211002202 is a deficient number, since it is larger than the sum of its proper divisors (112830431384294).

212121211002202 is a wasteful number, since it uses less digits than its factorization.

212121211002202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2256608627732.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 212121211002202 its reverse (202200112121212), we get a palindrome (414321323123414).

The spelling of 212121211002202 in words is "two hundred twelve trillion, one hundred twenty-one billion, two hundred eleven million, two thousand, two hundred two".