2022222021120 has 720 divisors, whose sum is σ = 8205108500160. Its totient is φ = 450888007680.

The previous prime is 2022222021119. The next prime is 2022222021173. The reversal of 2022222021120 is 211202222202.

It is a tau number, because it is divible by the number of its divisors (720).

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 = 2022222021093 and 2022222021102.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 271107951 + ... + 271115409.

It is an arithmetic number, because the mean of its divisors is an integer number (11395984028).

Almost surely, 2^{2022222021120} is an apocalyptic number.

2022222021120 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 2022222021120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4102554250080).

2022222021120 is an abundant number, since it is smaller than the sum of its proper divisors (6182886479040).

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

2022222021120 is an equidigital number, since it uses as much as digits as its factorization.

2022222021120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7577 (or 7517 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 2022222021120 its reverse (211202222202), we get a palindrome (2233424243322).

The spelling of 2022222021120 in words is "two trillion, twenty-two billion, two hundred twenty-two million, twenty-one thousand, one hundred twenty".