12011313130121 has 8 divisors (see below), whose sum is σ = 12061304830344. Its totient is φ = 11961416563200.

The previous prime is 12011313130109. The next prime is 12011313130133. The reversal of 12011313130121 is 12103131311021.

It is an interprime number because it is at equal distance from previous prime (12011313130109) and next prime (12011313130133).

It can be written as a sum of positive squares in 4 ways, for example, as 9380964362896 + 2630348767225 = 3062836^2 + 1621835^2 .

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 12011313130121 - 2³⁴ = 11994133260937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12011313130093 and 12011313130102.

It is not an unprimeable number, because it can be changed into a prime (12011313130021) 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, 23530280 + ... + 24035321.

It is an arithmetic number, because the mean of its divisors is an integer number (1507663103793).

Almost surely, 2^{12011313130121} is an apocalyptic number.

It is an amenable number.

12011313130121 is a deficient number, since it is larger than the sum of its proper divisors (49991700223).

12011313130121 is an equidigital number, since it uses as much as digits as its factorization.

12011313130121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47566651.

The product of its (nonzero) digits is 108, while the sum is 20.

Adding to 12011313130121 its reverse (12103131311021), we get a palindrome (24114444441142).

The spelling of 12011313130121 in words is "twelve trillion, eleven billion, three hundred thirteen million, one hundred thirty thousand, one hundred twenty-one".