20214220511267 has 2 divisors, whose sum is σ = 20214220511268. Its totient is φ = 20214220511266.

The previous prime is 20214220511213. The next prime is 20214220511269. The reversal of 20214220511267 is 76211502241202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20214220511267 - 2¹⁸ = 20214220249123 is a prime.

It is a super-2 number, since 2×20214220511267² (a number of 27 digits) contains 22 as substring.

Together with 20214220511269, 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 (20214220511269) 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, 10107110255633 + 10107110255634.

It is an arithmetic number, because the mean of its divisors is an integer number (10107110255634).

Almost surely, 2^{20214220511267} is an apocalyptic number.

20214220511267 is a deficient number, since it is larger than the sum of its proper divisors (1).

20214220511267 is an equidigital number, since it uses as much as digits as its factorization.

20214220511267 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26880, while the sum is 35.

Adding to 20214220511267 its reverse (76211502241202), we get a palindrome (96425722752469).

The spelling of 20214220511267 in words is "twenty trillion, two hundred fourteen billion, two hundred twenty million, five hundred eleven thousand, two hundred sixty-seven".