201202121222 has 8 divisors (see below), whose sum is σ = 314925059376. Its totient is φ = 96227101432.

The previous prime is 201202121143. The next prime is 201202121231. The reversal of 201202121222 is 222121202102.

It is a happy number.

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 201202121222.

It is a congruent number.

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, 2186979533 + ... + 2186979624.

It is an arithmetic number, because the mean of its divisors is an integer number (39365632422).

Almost surely, 2^201202121222 is an apocalyptic number.

201202121222 is a deficient number, since it is larger than the sum of its proper divisors (113722938154).

201202121222 is a wasteful number, since it uses less digits than its factorization.

201202121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4373959182.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 201202121222 its reverse (222121202102), we get a palindrome (423323323324).

The spelling of 201202121222 in words is "two hundred one billion, two hundred two million, one hundred twenty-one thousand, two hundred twenty-two".