121101001120001 has 8 divisors (see below), whose sum is σ = 141225657283200. Its totient is φ = 103800858102564.

The previous prime is 121101001119977. The next prime is 121101001120031. The reversal of 121101001120001 is 100021100101121.

It is not a de Polignac number, because 121101001120001 - 2¹⁴ = 121101001103617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (121101001120031) 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, 176532071261 + ... + 176532071946.

It is an arithmetic number, because the mean of its divisors is an integer number (17653207160400).

Almost surely, 2^{121101001120001} is an apocalyptic number.

It is an amenable number.

121101001120001 is a deficient number, since it is larger than the sum of its proper divisors (20124656163199).

121101001120001 is an frugal number, since it uses more digits than its factorization.

121101001120001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353064143228 (or 353064143214 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 121101001120001 its reverse (100021100101121), we get a palindrome (221122101221122).

The spelling of 121101001120001 in words is "one hundred twenty-one trillion, one hundred one billion, one million, one hundred twenty thousand, one".