12041021123220 has 24 divisors (see below), whose sum is σ = 33714859145184. Its totient is φ = 3210938966176.

The previous prime is 12041021123171. The next prime is 12041021123227. The reversal of 12041021123220 is 2232112014021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12041021123227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100341842634 + ... + 100341842753.

It is an arithmetic number, because the mean of its divisors is an integer number (1404785797716).

Almost surely, 2^{12041021123220} is an apocalyptic number.

12041021123220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12041021123220 is an abundant number, since it is smaller than the sum of its proper divisors (21673838021964).

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

12041021123220 is a wasteful number, since it uses less digits than its factorization.

12041021123220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200683685399 (or 200683685397 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 12041021123220 its reverse (2232112014021), we get a palindrome (14273133137241).

The spelling of 12041021123220 in words is "twelve trillion, forty-one billion, twenty-one million, one hundred twenty-three thousand, two hundred twenty".