11301244121 has 4 divisors (see below), whose sum is σ = 11383735092. Its totient is φ = 11218753152.

The previous prime is 11301244103. The next prime is 11301244177. The reversal of 11301244121 is 12144210311.

11301244121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 9088952896 + 2212291225 = 95336^2 + 47035^2 .

It is a cyclic number.

It is not a de Polignac number, because 11301244121 - 2⁶ = 11301244057 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11301244093 and 11301244102.

It is not an unprimeable number, because it can be changed into a prime (11301244421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41245280 + ... + 41245553.

It is an arithmetic number, because the mean of its divisors is an integer number (2845933773).

Almost surely, 2^11301244121 is an apocalyptic number.

It is an amenable number.

11301244121 is a deficient number, since it is larger than the sum of its proper divisors (82490971).

11301244121 is an equidigital number, since it uses as much as digits as its factorization.

11301244121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82490970.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 11301244121 its reverse (12144210311), we get a palindrome (23445454432).

The spelling of 11301244121 in words is "eleven billion, three hundred one million, two hundred forty-four thousand, one hundred twenty-one".