110220130211221 has 2 divisors, whose sum is σ = 110220130211222. Its totient is φ = 110220130211220.

The previous prime is 110220130211207. The next prime is 110220130211231. The reversal of 110220130211221 is 122112031022011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97545034967121 + 12675095244100 = 9876489^2 + 3560210^2 .

It is a cyclic number.

It is not a de Polignac number, because 110220130211221 - 2²⁹ = 110219593340309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110220130211231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55110065105610 + 55110065105611.

It is an arithmetic number, because the mean of its divisors is an integer number (55110065105611).

Almost surely, 2^{110220130211221} is an apocalyptic number.

It is an amenable number.

110220130211221 is a deficient number, since it is larger than the sum of its proper divisors (1).

110220130211221 is an equidigital number, since it uses as much as digits as its factorization.

110220130211221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 110220130211221 its reverse (122112031022011), we get a palindrome (232332161233232).

The spelling of 110220130211221 in words is "one hundred ten trillion, two hundred twenty billion, one hundred thirty million, two hundred eleven thousand, two hundred twenty-one".