202022021120 has 96 divisors (see below), whose sum is σ = 486009538560. Its totient is φ = 80596254720.

The previous prime is 202022021119. The next prime is 202022021171. The reversal of 202022021120 is 21120220202.

It is a junction number, because it is equal to n+sod(n) for n = 202022021095 and 202022021104.

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, 3896165 + ... + 3947675.

It is an arithmetic number, because the mean of its divisors is an integer number (5062599360).

Almost surely, 2^202022021120 is an apocalyptic number.

202022021120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202022021120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243004769280).

202022021120 is an abundant number, since it is smaller than the sum of its proper divisors (283987517440).

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

202022021120 is an equidigital number, since it uses as much as digits as its factorization.

202022021120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51921 (or 51901 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 202022021120 its reverse (21120220202), we get a palindrome (223142241322).

The spelling of 202022021120 in words is "two hundred two billion, twenty-two million, twenty-one thousand, one hundred twenty".