220242023 has 2 divisors, whose sum is σ = 220242024. Its totient is φ = 220242022.

The previous prime is 220242007. The next prime is 220242031. The reversal of 220242023 is 320242022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220242023 - 2⁴ = 220242007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220241992 and 220242010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220242223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110121011 + 110121012.

It is an arithmetic number, because the mean of its divisors is an integer number (110121012).

Almost surely, 2^220242023 is an apocalyptic number.

220242023 is a deficient number, since it is larger than the sum of its proper divisors (1).

220242023 is an equidigital number, since it uses as much as digits as its factorization.

220242023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 220242023 is about 14840.5533252639. The cubic root of 220242023 is about 603.9023633167.

Adding to 220242023 its reverse (320242022), we get a palindrome (540484045).

Subtracting 220242023 from its reverse (320242022), we obtain a palindrome (99999999).

The spelling of 220242023 in words is "two hundred twenty million, two hundred forty-two thousand, twenty-three".