110111220201021 has 8 divisors (see below), whose sum is σ = 158108418750240. Its totient is φ = 67760750892912.

The previous prime is 110111220201013. The next prime is 110111220201077. The reversal of 110111220201021 is 120102022111011.

It is a happy number.

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

It is not a de Polignac number, because 110111220201021 - 2³ = 110111220201013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110111220201011) 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, 1411682310231 + ... + 1411682310308.

It is an arithmetic number, because the mean of its divisors is an integer number (19763552343780).

Almost surely, 2^{110111220201021} is an apocalyptic number.

It is an amenable number.

110111220201021 is a deficient number, since it is larger than the sum of its proper divisors (47997198549219).

110111220201021 is a wasteful number, since it uses less digits than its factorization.

110111220201021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2823364620555.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 110111220201021 its reverse (120102022111011), we get a palindrome (230213242312032).

The spelling of 110111220201021 in words is "one hundred ten trillion, one hundred eleven billion, two hundred twenty million, two hundred one thousand, twenty-one".