20084321267 has 2 divisors, whose sum is σ = 20084321268. Its totient is φ = 20084321266.

The previous prime is 20084321251. The next prime is 20084321269. The reversal of 20084321267 is 76212348002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20084321267 - 2⁴ = 20084321251 is a prime.

Together with 20084321269, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (20084321269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10042160633 + 10042160634.

It is an arithmetic number, because the mean of its divisors is an integer number (10042160634).

Almost surely, 2^20084321267 is an apocalyptic number.

20084321267 is a deficient number, since it is larger than the sum of its proper divisors (1).

20084321267 is an equidigital number, since it uses as much as digits as its factorization.

20084321267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 35.

Adding to 20084321267 its reverse (76212348002), we get a palindrome (96296669269).

The spelling of 20084321267 in words is "twenty billion, eighty-four million, three hundred twenty-one thousand, two hundred sixty-seven".