220508023 has 2 divisors, whose sum is σ = 220508024. Its totient is φ = 220508022.

The previous prime is 220508021. The next prime is 220508033. The reversal of 220508023 is 320805022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220508023 - 2¹ = 220508021 is a prime.

Together with 220508021, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 220507985 and 220508003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220508021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110254011 + 110254012.

It is an arithmetic number, because the mean of its divisors is an integer number (110254012).

Almost surely, 2^220508023 is an apocalyptic number.

220508023 is a deficient number, since it is larger than the sum of its proper divisors (1).

220508023 is an equidigital number, since it uses as much as digits as its factorization.

220508023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 220508023 is about 14849.5125509223. The cubic root of 220508023 is about 604.1453889951.

The spelling of 220508023 in words is "two hundred twenty million, five hundred eight thousand, twenty-three".