2112421327 has 2 divisors, whose sum is σ = 2112421328. Its totient is φ = 2112421326.

The previous prime is 2112421291. The next prime is 2112421351. The reversal of 2112421327 is 7231242112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2112421327 - 2²³ = 2104032719 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2112421357) 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, 1056210663 + 1056210664.

It is an arithmetic number, because the mean of its divisors is an integer number (1056210664).

Almost surely, 2^2112421327 is an apocalyptic number.

2112421327 is a deficient number, since it is larger than the sum of its proper divisors (1).

2112421327 is an equidigital number, since it uses as much as digits as its factorization.

2112421327 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1344, while the sum is 25.

The square root of 2112421327 is about 45961.0849197449. The cubic root of 2112421327 is about 1283.0990432964.

Adding to 2112421327 its reverse (7231242112), we get a palindrome (9343663439).

The spelling of 2112421327 in words is "two billion, one hundred twelve million, four hundred twenty-one thousand, three hundred twenty-seven".