121020222210223 has 8 divisors (see below), whose sum is σ = 138583793230848. Its totient is φ = 103525393151544.

The previous prime is 121020222210179. The next prime is 121020222210257. The reversal of 121020222210223 is 322012222020121.

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 121020222210223 - 2³³ = 121011632275631 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 121020222210194 and 121020222210203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121020222210623) 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 7 ways as a sum of consecutive naturals, for example, 17185486711 + ... + 17185493752.

It is an arithmetic number, because the mean of its divisors is an integer number (17322974153856).

Almost surely, 2^{121020222210223} is an apocalyptic number.

121020222210223 is a deficient number, since it is larger than the sum of its proper divisors (17563571020625).

121020222210223 is an equidigital number, since it uses as much as digits as its factorization.

121020222210223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34370980973.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 121020222210223 its reverse (322012222020121), we get a palindrome (443032444230344).

The spelling of 121020222210223 in words is "one hundred twenty-one trillion, twenty billion, two hundred twenty-two million, two hundred ten thousand, two hundred twenty-three".