212111202202 has 16 divisors (see below), whose sum is σ = 319421096352. Its totient is φ = 105638092560.

The previous prime is 212111202167. The next prime is 212111202217. The reversal of 212111202202 is 202202111212.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 576993 + ... + 870139.

It is an arithmetic number, because the mean of its divisors is an integer number (19963818522).

Almost surely, 2^212111202202 is an apocalyptic number.

212111202202 is a deficient number, since it is larger than the sum of its proper divisors (107309894150).

212111202202 is a wasteful number, since it uses less digits than its factorization.

212111202202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294573.

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

Adding to 212111202202 its reverse (202202111212), we get a palindrome (414313313414).

The spelling of 212111202202 in words is "two hundred twelve billion, one hundred eleven million, two hundred two thousand, two hundred two".