110002220100121 has 2 divisors, whose sum is σ = 110002220100122. Its totient is φ = 110002220100120.

The previous prime is 110002220100107. The next prime is 110002220100131. The reversal of 110002220100121 is 121001022200011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90280307544025 + 19721912556096 = 9501595^2 + 4440936^2 .

It is a cyclic number.

It is not a de Polignac number, because 110002220100121 - 2¹¹ = 110002220098073 is a prime.

It is not a weakly prime, because it can be changed into another prime (110002220100131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55001110050060 + 55001110050061.

It is an arithmetic number, because the mean of its divisors is an integer number (55001110050061).

Almost surely, 2^{110002220100121} is an apocalyptic number.

It is an amenable number.

110002220100121 is a deficient number, since it is larger than the sum of its proper divisors (1).

110002220100121 is an equidigital number, since it uses as much as digits as its factorization.

110002220100121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 110002220100121 its reverse (121001022200011), we get a palindrome (231003242300132).

The spelling of 110002220100121 in words is "one hundred ten trillion, two billion, two hundred twenty million, one hundred thousand, one hundred twenty-one".