201021021011222 has 32 divisors (see below), whose sum is σ = 308372339934720. Its totient is φ = 98256465197280.

The previous prime is 201021021011207. The next prime is 201021021011243. The reversal of 201021021011222 is 222110120120102.

It is a self number, because there is not a number n which added to its sum of digits gives 201021021011222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27333908 + ... + 33899624.

It is an arithmetic number, because the mean of its divisors is an integer number (9636635622960).

Almost surely, 2^{201021021011222} is an apocalyptic number.

201021021011222 is a deficient number, since it is larger than the sum of its proper divisors (107351318923498).

201021021011222 is a wasteful number, since it uses less digits than its factorization.

201021021011222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6567716.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 201021021011222 its reverse (222110120120102), we get a palindrome (423131141131324).

The spelling of 201021021011222 in words is "two hundred one trillion, twenty-one billion, twenty-one million, eleven thousand, two hundred twenty-two".