220221012023 has 2 divisors, whose sum is σ = 220221012024. Its totient is φ = 220221012022.

The previous prime is 220221012019. The next prime is 220221012107. The reversal of 220221012023 is 320210122022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220221012023 - 2² = 220221012019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220221011992 and 220221012010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220221012223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110110506011 + 110110506012.

It is an arithmetic number, because the mean of its divisors is an integer number (110110506012).

Almost surely, 2^220221012023 is an apocalyptic number.

220221012023 is a deficient number, since it is larger than the sum of its proper divisors (1).

220221012023 is an equidigital number, since it uses as much as digits as its factorization.

220221012023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 220221012023 its reverse (320210122022), we get a palindrome (540431134045).

The spelling of 220221012023 in words is "two hundred twenty billion, two hundred twenty-one million, twelve thousand, twenty-three".