12020554005 has 8 divisors (see below), whose sum is σ = 19232886432. Its totient is φ = 6410962128.

The previous prime is 12020553997. The next prime is 12020554031. The reversal of 12020554005 is 50045502021.

It is a happy number.

12020554005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12020554005 - 2³ = 12020553997 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 400685119 + ... + 400685148.

It is an arithmetic number, because the mean of its divisors is an integer number (2404110804).

Almost surely, 2^12020554005 is an apocalyptic number.

12020554005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12020554005 is a deficient number, since it is larger than the sum of its proper divisors (7212332427).

12020554005 is an equidigital number, since it uses as much as digits as its factorization.

12020554005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 801370275.

The product of its (nonzero) digits is 2000, while the sum is 24.

The spelling of 12020554005 in words is "twelve billion, twenty million, five hundred fifty-four thousand, five".