110121101121111 has 16 divisors (see below), whose sum is σ = 152064139650048. Its totient is φ = 70840065044000.

The previous prime is 110121101121071. The next prime is 110121101121149. The reversal of 110121101121111 is 111121101121011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 110121101121111 - 2⁶ = 110121101121047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110121101121211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5499995040 + ... + 5500015061.

It is an arithmetic number, because the mean of its divisors is an integer number (9504008728128).

Almost surely, 2^{110121101121111} is an apocalyptic number.

110121101121111 is a deficient number, since it is larger than the sum of its proper divisors (41943038528937).

110121101121111 is a wasteful number, since it uses less digits than its factorization.

110121101121111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11000010222.

The product of its (nonzero) digits is 4, while the sum is 15.

Adding to 110121101121111 its reverse (111121101121011), we get a palindrome (221242202242122).

The spelling of 110121101121111 in words is "one hundred ten trillion, one hundred twenty-one billion, one hundred one million, one hundred twenty-one thousand, one hundred eleven".