202022221120 has 56 divisors (see below), whose sum is σ = 506384661600. Its totient is φ = 76555786752.

The previous prime is 202022221099. The next prime is 202022221129. The reversal of 202022221120 is 21122220202.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 202022221094 and 202022221103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202022221129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16607590 + ... + 16619749.

Almost surely, 2^202022221120 is an apocalyptic number.

202022221120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202022221120 is an abundant number, since it is smaller than the sum of its proper divisors (304362440480).

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

202022221120 is a wasteful number, since it uses less digits than its factorization.

202022221120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33227375 (or 33227365 counting only the distinct ones).

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

Adding to 202022221120 its reverse (21122220202), we get a palindrome (223144441322).

The spelling of 202022221120 in words is "two hundred two billion, twenty-two million, two hundred twenty-one thousand, one hundred twenty".