202020110121222 has 32 divisors (see below), whose sum is σ = 448934543769600. Its totient is φ = 67339891848744.

The previous prime is 202020110121187. The next prime is 202020110121253. The reversal of 202020110121222 is 222121011020202.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 202020110121195 and 202020110121204.

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, 22973223 + ... + 30525549.

It is an arithmetic number, because the mean of its divisors is an integer number (14029204492800).

Almost surely, 2^{202020110121222} is an apocalyptic number.

202020110121222 is an abundant number, since it is smaller than the sum of its proper divisors (246914433648378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202020110121222 is a wasteful number, since it uses less digits than its factorization.

202020110121222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8047697 (or 8047691 counting only the distinct ones).

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

Adding to 202020110121222 its reverse (222121011020202), we get a palindrome (424141121141424).

The spelling of 202020110121222 in words is "two hundred two trillion, twenty billion, one hundred ten million, one hundred twenty-one thousand, two hundred twenty-two".