110121102121111 has 4 divisors (see below), whose sum is σ = 110133135908224. Its totient is φ = 110109068334000.

The previous prime is 110121102121001. The next prime is 110121102121117. The reversal of 110121102121111 is 111121201121011.

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-110121102121111 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 (110121102121117) 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, 6016879830 + ... + 6016898131.

It is an arithmetic number, because the mean of its divisors is an integer number (27533283977056).

Almost surely, 2^{110121102121111} is an apocalyptic number.

110121102121111 is a deficient number, since it is larger than the sum of its proper divisors (12033787113).

110121102121111 is an equidigital number, since it uses as much as digits as its factorization.

110121102121111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12033787112.

The product of its (nonzero) digits is 8, while the sum is 16.

Adding to 110121102121111 its reverse (111121201121011), we get a palindrome (221242303242122).

The spelling of 110121102121111 in words is "one hundred ten trillion, one hundred twenty-one billion, one hundred two million, one hundred twenty-one thousand, one hundred eleven".