220866804023 has 2 divisors, whose sum is σ = 220866804024. Its totient is φ = 220866804022.

The previous prime is 220866804001. The next prime is 220866804043. The reversal of 220866804023 is 320408668022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220866804023 - 2⁸ = 220866803767 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220866804043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110433402011 + 110433402012.

It is an arithmetic number, because the mean of its divisors is an integer number (110433402012).

Almost surely, 2^220866804023 is an apocalyptic number.

220866804023 is a deficient number, since it is larger than the sum of its proper divisors (1).

220866804023 is an equidigital number, since it uses as much as digits as its factorization.

220866804023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 221184, while the sum is 41.

The spelling of 220866804023 in words is "two hundred twenty billion, eight hundred sixty-six million, eight hundred four thousand, twenty-three".