12026221984 has 24 divisors (see below), whose sum is σ = 27058999968. Its totient is φ = 5154095040.

The previous prime is 12026221979. The next prime is 12026222009. The reversal of 12026221984 is 48912262021.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26844022 + ... + 26844469.

It is an arithmetic number, because the mean of its divisors is an integer number (1127458332).

Almost surely, 2^12026221984 is an apocalyptic number.

12026221984 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12026221984 is an abundant number, since it is smaller than the sum of its proper divisors (15032777984).

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

12026221984 is an equidigital number, since it uses as much as digits as its factorization.

12026221984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53688508 (or 53688500 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 37.

The spelling of 12026221984 in words is "twelve billion, twenty-six million, two hundred twenty-one thousand, nine hundred eighty-four".