121000100200223 has 8 divisors (see below), whose sum is σ = 123952000517520. Its totient is φ = 118048232185920.

The previous prime is 121000100200219. The next prime is 121000100200229. The reversal of 121000100200223 is 322002001000121.

It is a happy number.

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 121000100200223 - 2² = 121000100200219 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121000100200198 and 121000100200207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121000100200229) 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, 404993 + ... + 15561626.

It is an arithmetic number, because the mean of its divisors is an integer number (15494000064690).

Almost surely, 2^{121000100200223} is an apocalyptic number.

121000100200223 is a deficient number, since it is larger than the sum of its proper divisors (2951900317297).

121000100200223 is a wasteful number, since it uses less digits than its factorization.

121000100200223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16151497.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 121000100200223 its reverse (322002001000121), we get a palindrome (443002101200344).

The spelling of 121000100200223 in words is "one hundred twenty-one trillion, one hundred million, two hundred thousand, two hundred twenty-three".