121101113 has 8 divisors (see below), whose sum is σ = 138481728.
Its totient is φ = 103740624.
The previous prime is 121101107. The next prime is 121101119. The reversal of 121101113 is 311101121.
Adding to 121101113 its reverse (311101121), we get a palindrome (432202234).
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (121101107) and next prime (121101119).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-121101113 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 121101094 and 121101103.
It is not an unprimeable number, because it can be changed into a prime (121101119) 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, 11495 + ... + 19347.
It is an arithmetic number, because the mean of its divisors is an integer number (17310216).
Almost surely, 2121101113 is an apocalyptic number.
It is an amenable number.
121101113 is a deficient number, since it is larger than the sum of its proper divisors (17380615).
121101113 is an equidigital number, since it uses as much as digits as its factorization.
121101113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10063.
The product of its (nonzero) digits is 6, while the sum is 11.
The square root of 121101113 is about 11004.5950856903.
The cubic root of 121101113 is about 494.7464783465.
The spelling of 121101113 in words is "one hundred twenty-one million, one hundred one thousand, one hundred thirteen".