12122022220000 has 240 divisors, whose sum is σ = 37180671276672. Its totient is φ = 3778292160000.

The previous prime is 12122022219959. The next prime is 12122022220043. The reversal of 12122022220000 is 2222022121.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2395722 + ... + 5475721.

Almost surely, 2^{12122022220000} is an apocalyptic number.

12122022220000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12122022220000 is an abundant number, since it is smaller than the sum of its proper divisors (25058649056672).

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

12122022220000 is an equidigital number, since it uses as much as digits as its factorization.

12122022220000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7871491 (or 7871468 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 12122022220000 its reverse (2222022121), we get a palindrome (12124244242121).

The spelling of 12122022220000 in words is "twelve trillion, one hundred twenty-two billion, twenty-two million, two hundred twenty thousand".