2022120221220 has 72 divisors (see below), whose sum is σ = 6691379647680. Its totient is φ = 490210962240.

The previous prime is 2022120221167. The next prime is 2022120221237. The reversal of 2022120221220 is 221220212202.

2022120221220 is a `hidden beast` number, since 2 + 0 + 221 + 2 + 0 + 221 + 220 = 666.

It is a super-3 number, since 3×2022120221220³ (a number of 38 digits) contains 333 as substring.

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 = 2022120221193 and 2022120221202.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 510634440 + ... + 510638399.

It is an arithmetic number, because the mean of its divisors is an integer number (92935828440).

Almost surely, 2^{2022120221220} is an apocalyptic number.

2022120221220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2022120221220 is an abundant number, since it is smaller than the sum of its proper divisors (4669259426460).

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

2022120221220 is a wasteful number, since it uses less digits than its factorization.

2022120221220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021272865 (or 1021272860 counting only the distinct ones).

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

Adding to 2022120221220 its reverse (221220212202), we get a palindrome (2243340433422).

The spelling of 2022120221220 in words is "two trillion, twenty-two billion, one hundred twenty million, two hundred twenty-one thousand, two hundred twenty".