23121301120011 has 6 divisors (see below), whose sum is σ = 33397434951140. Its totient is φ = 15414200746668.

The previous prime is 23121301119967. The next prime is 23121301120033. The reversal of 23121301120011 is 11002110312132.

23121301120011 is a `hidden beast` number, since 2 + 312 + 130 + 11 + 200 + 11 = 666.

It is not a de Polignac number, because 23121301120011 - 2⁶ = 23121301119947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23121301120061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1284516728881 + ... + 1284516728898.

Almost surely, 2^{23121301120011} is an apocalyptic number.

23121301120011 is a deficient number, since it is larger than the sum of its proper divisors (10276133831129).

23121301120011 is a wasteful number, since it uses less digits than its factorization.

23121301120011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2569033457785 (or 2569033457782 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 23121301120011 its reverse (11002110312132), we get a palindrome (34123411432143).

The spelling of 23121301120011 in words is "twenty-three trillion, one hundred twenty-one billion, three hundred one million, one hundred twenty thousand, eleven".