2112023110321 has 2 divisors, whose sum is σ = 2112023110322. Its totient is φ = 2112023110320.

The previous prime is 2112023110313. The next prime is 2112023110427. The reversal of 2112023110321 is 1230113202112.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2027363061025 + 84660049296 = 1423855^2 + 290964^2 .

It is a cyclic number.

It is not a de Polignac number, because 2112023110321 - 2³ = 2112023110313 is a prime.

It is not a weakly prime, because it can be changed into another prime (2112023110721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1056011555160 + 1056011555161.

It is an arithmetic number, because the mean of its divisors is an integer number (1056011555161).

Almost surely, 2^{2112023110321} is an apocalyptic number.

It is an amenable number.

2112023110321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112023110321 is an equidigital number, since it uses as much as digits as its factorization.

2112023110321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 2112023110321 its reverse (1230113202112), we get a palindrome (3342136312433).

The spelling of 2112023110321 in words is "two trillion, one hundred twelve billion, twenty-three million, one hundred ten thousand, three hundred twenty-one".