121101200200121 has 8 divisors (see below), whose sum is σ = 121844546674944. Its totient is φ = 120357858534480.

The previous prime is 121101200200103. The next prime is 121101200200159. The reversal of 121101200200121 is 121002002101121.

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 121101200200121 - 2¹⁴ = 121101200183737 is a prime.

It is a super-3 number, since 3×121101200200121³ (a number of 43 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 121101200200096 and 121101200200105.

It is not an unprimeable number, because it can be changed into a prime (121101200230121) 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, 58334840 + ... + 60375126.

It is an arithmetic number, because the mean of its divisors is an integer number (15230568334368).

Almost surely, 2^{121101200200121} is an apocalyptic number.

It is an amenable number.

121101200200121 is a deficient number, since it is larger than the sum of its proper divisors (743346474823).

121101200200121 is a wasteful number, since it uses less digits than its factorization.

121101200200121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2404591.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 121101200200121 its reverse (121002002101121), we get a palindrome (242103202301242).

The spelling of 121101200200121 in words is "one hundred twenty-one trillion, one hundred one billion, two hundred million, two hundred thousand, one hundred twenty-one".