222110223001 has 2 divisors, whose sum is σ = 222110223002. Its totient is φ = 222110223000.

The previous prime is 222110222953. The next prime is 222110223007. The reversal of 222110223001 is 100322011222.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119630207376 + 102480015625 = 345876^2 + 320125^2 .

It is a cyclic number.

It is not a de Polignac number, because 222110223001 - 2¹¹ = 222110220953 is a prime.

It is not a weakly prime, because it can be changed into another prime (222110223007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111055111500 + 111055111501.

It is an arithmetic number, because the mean of its divisors is an integer number (111055111501).

Almost surely, 2^222110223001 is an apocalyptic number.

It is an amenable number.

222110223001 is a deficient number, since it is larger than the sum of its proper divisors (1).

222110223001 is an equidigital number, since it uses as much as digits as its factorization.

222110223001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 222110223001 its reverse (100322011222), we get a palindrome (322432234223).

The spelling of 222110223001 in words is "two hundred twenty-two billion, one hundred ten million, two hundred twenty-three thousand, one".