110102221217 has 2 divisors, whose sum is σ = 110102221218. Its totient is φ = 110102221216.

The previous prime is 110102221169. The next prime is 110102221241. The reversal of 110102221217 is 712122201011.

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., 77604587776 + 32497633441 = 278576^2 + 180271^2 .

It is a cyclic number.

It is not a de Polignac number, because 110102221217 - 2¹⁸ = 110101959073 is a prime.

It is a super-2 number, since 2×110102221217² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (110102221297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55051110608 + 55051110609.

It is an arithmetic number, because the mean of its divisors is an integer number (55051110609).

Almost surely, 2^110102221217 is an apocalyptic number.

It is an amenable number.

110102221217 is a deficient number, since it is larger than the sum of its proper divisors (1).

110102221217 is an equidigital number, since it uses as much as digits as its factorization.

110102221217 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 112, while the sum is 20.

Adding to 110102221217 its reverse (712122201011), we get a palindrome (822224422228).

The spelling of 110102221217 in words is "one hundred ten billion, one hundred two million, two hundred twenty-one thousand, two hundred seventeen".