20202222111201 has 96 divisors (see below), whose sum is σ = 32963782330752. Its totient is φ = 12289778265600.

The previous prime is 20202222111199. The next prime is 20202222111263. The reversal of 20202222111201 is 10211122220202.

It is a happy number.

It is not a de Polignac number, because 20202222111201 - 2¹ = 20202222111199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20202222111271) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 205105701 + ... + 205204173.

It is an arithmetic number, because the mean of its divisors is an integer number (343372732612).

Almost surely, 2^{20202222111201} is an apocalyptic number.

It is an amenable number.

20202222111201 is a deficient number, since it is larger than the sum of its proper divisors (12761560219551).

20202222111201 is a wasteful number, since it uses less digits than its factorization.

20202222111201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99245 (or 99233 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 20202222111201 its reverse (10211122220202), we get a palindrome (30413344331403).

The spelling of 20202222111201 in words is "twenty trillion, two hundred two billion, two hundred twenty-two million, one hundred eleven thousand, two hundred one".