220122100223 has 2 divisors, whose sum is σ = 220122100224. Its totient is φ = 220122100222.

The previous prime is 220122100189. The next prime is 220122100309. The reversal of 220122100223 is 322001221022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220122100223 - 2¹⁰ = 220122099199 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 (220122100423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110061050111 + 110061050112.

It is an arithmetic number, because the mean of its divisors is an integer number (110061050112).

Almost surely, 2^220122100223 is an apocalyptic number.

220122100223 is a deficient number, since it is larger than the sum of its proper divisors (1).

220122100223 is an equidigital number, since it uses as much as digits as its factorization.

220122100223 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 220122100223 its reverse (322001221022), we get a palindrome (542123321245).

The spelling of 220122100223 in words is "two hundred twenty billion, one hundred twenty-two million, one hundred thousand, two hundred twenty-three".