220000121927 has 2 divisors, whose sum is σ = 220000121928. Its totient is φ = 220000121926.

The previous prime is 220000121923. The next prime is 220000122109. The reversal of 220000121927 is 729121000022.

220000121927 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220000121927 - 2² = 220000121923 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220000121896 and 220000121905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220000121921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110000060963 + 110000060964.

It is an arithmetic number, because the mean of its divisors is an integer number (110000060964).

Almost surely, 2^220000121927 is an apocalyptic number.

220000121927 is a deficient number, since it is larger than the sum of its proper divisors (1).

220000121927 is an equidigital number, since it uses as much as digits as its factorization.

220000121927 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 26.

Adding to 220000121927 its reverse (729121000022), we get a palindrome (949121121949).

The spelling of 220000121927 in words is "two hundred twenty billion, one hundred twenty-one thousand, nine hundred twenty-seven".