10020222120 has 128 divisors (see below), whose sum is σ = 30468493440. Its totient is φ = 2636006400.

The previous prime is 10020222073. The next prime is 10020222133. The reversal of 10020222120 is 2122202001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 10020222096 and 10020222105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3719494 + ... + 3722186.

It is an arithmetic number, because the mean of its divisors is an integer number (238035105).

Almost surely, 2^10020222120 is an apocalyptic number.

10020222120 is a gapful number since it is divisible by the number (10) 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 10020222120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15234246720).

10020222120 is an abundant number, since it is smaller than the sum of its proper divisors (20448271320).

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

10020222120 is a wasteful number, since it uses less digits than its factorization.

10020222120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3115 (or 3111 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 10020222120 its reverse (2122202001), we get a palindrome (12142424121).

The spelling of 10020222120 in words is "ten billion, twenty million, two hundred twenty-two thousand, one hundred twenty".