201222020222222 has 4 divisors (see below), whose sum is σ = 301833030333336. Its totient is φ = 100611010111110.

The previous prime is 201222020222159. The next prime is 201222020222233. The reversal of 201222020222222 is 222222020222102.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50305505055554 + ... + 50305505055557.

It is an arithmetic number, because the mean of its divisors is an integer number (75458257583334).

Almost surely, 2^{201222020222222} is an apocalyptic number.

201222020222222 is a deficient number, since it is larger than the sum of its proper divisors (100611010111114).

201222020222222 is a wasteful number, since it uses less digits than its factorization.

201222020222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100611010111113.

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 201222020222222 its reverse (222222020222102), we get a palindrome (423444040444324).

The spelling of 201222020222222 in words is "two hundred one trillion, two hundred twenty-two billion, twenty million, two hundred twenty-two thousand, two hundred twenty-two".