121001101101121 has 8 divisors (see below), whose sum is σ = 121507597145088. Its totient is φ = 120494641560000.

The previous prime is 121001101101053. The next prime is 121001101101131. The reversal of 121001101101121 is 121101101100121.

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 121001101101121 - 2⁴³ = 112205008078913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121001101101131) 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, 2472025 + ... + 15751606.

It is an arithmetic number, because the mean of its divisors is an integer number (15188449643136).

Almost surely, 2^{121001101101121} is an apocalyptic number.

It is an amenable number.

121001101101121 is a deficient number, since it is larger than the sum of its proper divisors (506496043967).

121001101101121 is a wasteful number, since it uses less digits than its factorization.

121001101101121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18251423.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 121001101101121 its reverse (121101101100121), we get a palindrome (242102202201242).

The spelling of 121001101101121 in words is "one hundred twenty-one trillion, one billion, one hundred one million, one hundred one thousand, one hundred twenty-one".