110121212222101 has 4 divisors (see below), whose sum is σ = 110128252785804. Its totient is φ = 110114171658400.

The previous prime is 110121212222033. The next prime is 110121212222129. The reversal of 110121212222101 is 101222212121011.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 66223365675076 + 43897846547025 = 8137774^2 + 6625545^2 .

It is a cyclic number.

It is not a de Polignac number, because 110121212222101 - 2¹⁵ = 110121212189333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110121212220101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3520258390 + ... + 3520289671.

It is an arithmetic number, because the mean of its divisors is an integer number (27532063196451).

Almost surely, 2^{110121212222101} is an apocalyptic number.

It is an amenable number.

110121212222101 is a deficient number, since it is larger than the sum of its proper divisors (7040563703).

110121212222101 is an equidigital number, since it uses as much as digits as its factorization.

110121212222101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7040563702.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 110121212222101 its reverse (101222212121011), we get a palindrome (211343424343112).

The spelling of 110121212222101 in words is "one hundred ten trillion, one hundred twenty-one billion, two hundred twelve million, two hundred twenty-two thousand, one hundred one".