110320103223221 has 2 divisors, whose sum is σ = 110320103223222. Its totient is φ = 110320103223220.

The previous prime is 110320103223199. The next prime is 110320103223247. The reversal of 110320103223221 is 122322301023011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 105603883140625 + 4716220082596 = 10276375^2 + 2171686^2 .

It is a cyclic number.

It is not a de Polignac number, because 110320103223221 - 2⁴² = 105922056712117 is a prime.

It is a super-2 number, since 2×110320103223221² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110320103223521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55160051611610 + 55160051611611.

It is an arithmetic number, because the mean of its divisors is an integer number (55160051611611).

Almost surely, 2^{110320103223221} is an apocalyptic number.

It is an amenable number.

110320103223221 is a deficient number, since it is larger than the sum of its proper divisors (1).

110320103223221 is an equidigital number, since it uses as much as digits as its factorization.

110320103223221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 110320103223221 its reverse (122322301023011), we get a palindrome (232642404246232).

The spelling of 110320103223221 in words is "one hundred ten trillion, three hundred twenty billion, one hundred three million, two hundred twenty-three thousand, two hundred twenty-one".