110220100212281 has 2 divisors, whose sum is σ = 110220100212282. Its totient is φ = 110220100212280.

The previous prime is 110220100212269. The next prime is 110220100212317. The reversal of 110220100212281 is 182212001022011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84892433536681 + 25327666675600 = 9213709^2 + 5032660^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110220100212281 is a prime.

It is a super-2 number, since 2×110220100212281² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (110220100202281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55110050106140 + 55110050106141.

It is an arithmetic number, because the mean of its divisors is an integer number (55110050106141).

Almost surely, 2^{110220100212281} is an apocalyptic number.

It is an amenable number.

110220100212281 is a deficient number, since it is larger than the sum of its proper divisors (1).

110220100212281 is an equidigital number, since it uses as much as digits as its factorization.

110220100212281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 256, while the sum is 23.

Adding to 110220100212281 its reverse (182212001022011), we get a palindrome (292432101234292).

The spelling of 110220100212281 in words is "one hundred ten trillion, two hundred twenty billion, one hundred million, two hundred twelve thousand, two hundred eighty-one".