20212327 has 2 divisors, whose sum is σ = 20212328. Its totient is φ = 20212326.

The previous prime is 20212319. The next prime is 20212373. The reversal of 20212327 is 72321202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20212327 - 2³ = 20212319 is a prime.

It is a Chen prime.

It is equal to p_1283230 and since 20212327 and 1283230 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is a weakly prime.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10106163 + 10106164.

It is an arithmetic number, because the mean of its divisors is an integer number (10106164).

Almost surely, 2^20212327 is an apocalyptic number.

20212327 is a deficient number, since it is larger than the sum of its proper divisors (1).

20212327 is an equidigital number, since it uses as much as digits as its factorization.

20212327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 20212327 is about 4495.8121624463. The cubic root of 20212327 is about 272.3989558878.

Adding to 20212327 its reverse (72321202), we get a palindrome (92533529).

The spelling of 20212327 in words is "twenty million, two hundred twelve thousand, three hundred twenty-seven".