110121100211 has 4 divisors (see below), whose sum is σ = 110127033912. Its totient is φ = 110115166512.

The previous prime is 110121100189. The next prime is 110121100273. The reversal of 110121100211 is 112001121011.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110121100211 is a prime.

It is a super-2 number, since 2×110121100211² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110121100192 and 110121100201.

It is not an unprimeable number, because it can be changed into a prime (110121100291) 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, 2938925 + ... + 2976158.

It is an arithmetic number, because the mean of its divisors is an integer number (27531758478).

Almost surely, 2^110121100211 is an apocalyptic number.

110121100211 is a deficient number, since it is larger than the sum of its proper divisors (5933701).

110121100211 is an equidigital number, since it uses as much as digits as its factorization.

110121100211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5933700.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 110121100211 its reverse (112001121011), we get a palindrome (222122221222).

The spelling of 110121100211 in words is "one hundred ten billion, one hundred twenty-one million, one hundred thousand, two hundred eleven".