12320015501121 has 8 divisors (see below), whose sum is σ = 16426793983104. Its totient is φ = 8213290343280.

The previous prime is 12320015501113. The next prime is 12320015501153. The reversal of 12320015501121 is 12110551002321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12320015501121 - 2³ = 12320015501113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12320015501091 and 12320015501100.

It is not an unprimeable number, because it can be changed into a prime (12320015501221) 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, 12788790 + ... + 13718351.

It is an arithmetic number, because the mean of its divisors is an integer number (2053349247888).

Almost surely, 2^{12320015501121} is an apocalyptic number.

It is an amenable number.

12320015501121 is a deficient number, since it is larger than the sum of its proper divisors (4106778481983).

12320015501121 is a wasteful number, since it uses less digits than its factorization.

12320015501121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26662071.

The product of its (nonzero) digits is 600, while the sum is 24.

Adding to 12320015501121 its reverse (12110551002321), we get a palindrome (24430566503442).

The spelling of 12320015501121 in words is "twelve trillion, three hundred twenty billion, fifteen million, five hundred one thousand, one hundred twenty-one".