2122328385005 has 4 divisors (see below), whose sum is σ = 2546794062012. Its totient is φ = 1697862708000.

The previous prime is 2122328384999. The next prime is 2122328385007. The reversal of 2122328385005 is 5005838232212.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1142224425001 + 980103960004 = 1068749^2 + 990002^2 .

It is not a de Polignac number, because 2122328385005 - 2¹⁸ = 2122328122861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122328385007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 212232838496 + ... + 212232838505.

It is an arithmetic number, because the mean of its divisors is an integer number (636698515503).

Almost surely, 2^{2122328385005} is an apocalyptic number.

It is an amenable number.

2122328385005 is a deficient number, since it is larger than the sum of its proper divisors (424465677007).

2122328385005 is an equidigital number, since it uses as much as digits as its factorization.

2122328385005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 424465677006.

The product of its (nonzero) digits is 230400, while the sum is 41.

The spelling of 2122328385005 in words is "two trillion, one hundred twenty-two billion, three hundred twenty-eight million, three hundred eighty-five thousand, five".