110111101020121 has 8 divisors (see below), whose sum is σ = 110667912680000. Its totient is φ = 109554324256080.

The previous prime is 110111101020097. The next prime is 110111101020143. The reversal of 110111101020121 is 121020101111011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 110111101020121 - 2¹⁵ = 110111100987353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110111101020721) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2385546 + ... + 15030403.

It is an arithmetic number, because the mean of its divisors is an integer number (13833489085000).

Almost surely, 2^{110111101020121} is an apocalyptic number.

It is an amenable number.

110111101020121 is a deficient number, since it is larger than the sum of its proper divisors (556811659879).

110111101020121 is a wasteful number, since it uses less digits than its factorization.

110111101020121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17447919.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 110111101020121 its reverse (121020101111011), we get a palindrome (231131202131132).

The spelling of 110111101020121 in words is "one hundred ten trillion, one hundred eleven billion, one hundred one million, twenty thousand, one hundred twenty-one".