201201222022 has 16 divisors (see below), whose sum is σ = 303954684192. Its totient is φ = 99883967040.

The previous prime is 201201221993. The next prime is 201201222109. The reversal of 201201222022 is 220222102102.

It is a super-2 number, since 2×201201222022² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 201201221987 and 201201222005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 172263 + ... + 657325.

It is an arithmetic number, because the mean of its divisors is an integer number (18997167762).

Almost surely, 2^201201222022 is an apocalyptic number.

201201222022 is a deficient number, since it is larger than the sum of its proper divisors (102753462170).

201201222022 is a wasteful number, since it uses less digits than its factorization.

201201222022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486543.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 201201222022 its reverse (220222102102), we get a palindrome (421423324124).

The spelling of 201201222022 in words is "two hundred one billion, two hundred one million, two hundred twenty-two thousand, twenty-two".