110100220222121 has 2 divisors, whose sum is σ = 110100220222122. Its totient is φ = 110100220222120.

The previous prime is 110100220222093. The next prime is 110100220222127. The reversal of 110100220222121 is 121222022001011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96808282374400 + 13291937847721 = 9839120^2 + 3645811^2 .

It is a cyclic number.

It is not a de Polignac number, because 110100220222121 - 2¹⁰ = 110100220221097 is a prime.

It is a super-3 number, since 3×110100220222121³ (a number of 43 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 110100220222121.

It is not a weakly prime, because it can be changed into another prime (110100220222127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55050110111060 + 55050110111061.

It is an arithmetic number, because the mean of its divisors is an integer number (55050110111061).

Almost surely, 2^{110100220222121} is an apocalyptic number.

It is an amenable number.

110100220222121 is a deficient number, since it is larger than the sum of its proper divisors (1).

110100220222121 is an equidigital number, since it uses as much as digits as its factorization.

110100220222121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 110100220222121 its reverse (121222022001011), we get a palindrome (231322242223132).

The spelling of 110100220222121 in words is "one hundred ten trillion, one hundred billion, two hundred twenty million, two hundred twenty-two thousand, one hundred twenty-one".