12022311022220 has 96 divisors (see below), whose sum is σ = 25863105945600. Its totient is φ = 4693185229824.

The previous prime is 12022311022177. The next prime is 12022311022283. The reversal of 12022311022220 is 2222011322021.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 12022311022192 and 12022311022201.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 65432441 + ... + 65615919.

It is an arithmetic number, because the mean of its divisors is an integer number (269407353600).

Almost surely, 2^{12022311022220} is an apocalyptic number.

12022311022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12022311022220 is an abundant number, since it is smaller than the sum of its proper divisors (13840794923380).

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

12022311022220 is a wasteful number, since it uses less digits than its factorization.

12022311022220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184047 (or 184045 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 12022311022220 its reverse (2222011322021), we get a palindrome (14244322344241).

The spelling of 12022311022220 in words is "twelve trillion, twenty-two billion, three hundred eleven million, twenty-two thousand, two hundred twenty".