201021022001222 has 8 divisors (see below), whose sum is σ = 317401613686200. Its totient is φ = 95220484105824.

The previous prime is 201021022001183. The next prime is 201021022001263. The reversal of 201021022001222 is 222100220120102.

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 201021022001222.

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, 2645013447347 + ... + 2645013447422.

It is an arithmetic number, because the mean of its divisors is an integer number (39675201710775).

Almost surely, 2^{201021022001222} is an apocalyptic number.

201021022001222 is a deficient number, since it is larger than the sum of its proper divisors (116380591684978).

201021022001222 is a wasteful number, since it uses less digits than its factorization.

201021022001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5290026894790.

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

Adding to 201021022001222 its reverse (222100220120102), we get a palindrome (423121242121324).

The spelling of 201021022001222 in words is "two hundred one trillion, twenty-one billion, twenty-two million, one thousand, two hundred twenty-two".