121341022111 has 8 divisors (see below), whose sum is σ = 129039775920. Its totient is φ = 113704606848.

The previous prime is 121341022093. The next prime is 121341022141. The reversal of 121341022111 is 111220143121.

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 121341022111 - 2¹⁷ = 121340891039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121341022141) 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, 15580621 + ... + 15588406.

It is an arithmetic number, because the mean of its divisors is an integer number (16129971990).

Almost surely, 2^121341022111 is an apocalyptic number.

121341022111 is a deficient number, since it is larger than the sum of its proper divisors (7698753809).

121341022111 is a wasteful number, since it uses less digits than its factorization.

121341022111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31169273.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 121341022111 its reverse (111220143121), we get a palindrome (232561165232).

The spelling of 121341022111 in words is "one hundred twenty-one billion, three hundred forty-one million, twenty-two thousand, one hundred eleven".