201010210222222 has 16 divisors (see below), whose sum is σ = 317603882240640. Its totient is φ = 95149560801528.

The previous prime is 201010210222193. The next prime is 201010210222243. The reversal of 201010210222222 is 222222012010102.

It is a super-2 number, since 2×201010210222222² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 201010210222222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1827775828 + ... + 1827885799.

It is an arithmetic number, because the mean of its divisors is an integer number (19850242640040).

Almost surely, 2^{201010210222222} is an apocalyptic number.

201010210222222 is a deficient number, since it is larger than the sum of its proper divisors (116593672018418).

201010210222222 is a wasteful number, since it uses less digits than its factorization.

201010210222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3655663095.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 201010210222222 its reverse (222222012010102), we get a palindrome (423232222232324).

The spelling of 201010210222222 in words is "two hundred one trillion, ten billion, two hundred ten million, two hundred twenty-two thousand, two hundred twenty-two".