121140122341311 has 12 divisors (see below), whose sum is σ = 174981601344888. Its totient is φ = 80759424039504.

The previous prime is 121140122341289. The next prime is 121140122341327. The reversal of 121140122341311 is 113143221041121.

121140122341311 is a `hidden beast` number, since 1 + 2 + 1 + 1 + 4 + 0 + 1 + 2 + 2 + 341 + 311 = 666.

It is not a de Polignac number, because 121140122341311 - 2⁹ = 121140122340799 is a prime.

It is a super-3 number, since 3×121140122341311³ (a number of 43 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121140122341331) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53625300 + ... + 55838633.

It is an arithmetic number, because the mean of its divisors is an integer number (14581800112074).

Almost surely, 2^{121140122341311} is an apocalyptic number.

121140122341311 is a deficient number, since it is larger than the sum of its proper divisors (53841479003577).

121140122341311 is a wasteful number, since it uses less digits than its factorization.

121140122341311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109586902 (or 109586899 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

Adding to 121140122341311 its reverse (113143221041121), we get a palindrome (234283343382432).

The spelling of 121140122341311 in words is "one hundred twenty-one trillion, one hundred forty billion, one hundred twenty-two million, three hundred forty-one thousand, three hundred eleven".