23301021122011 has 4 divisors (see below), whose sum is σ = 23313501585112. Its totient is φ = 23288540658912.

The previous prime is 23301021121991. The next prime is 23301021122087. The reversal of 23301021122011 is 11022112010332.

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

It is a cyclic number.

It is not a de Polignac number, because 23301021122011 - 2¹⁵ = 23301021089243 is a prime.

It is a super-2 number, since 2×23301021122011² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23301021122011.

It is not an unprimeable number, because it can be changed into a prime (23301021122711) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6240228750 + ... + 6240232483.

It is an arithmetic number, because the mean of its divisors is an integer number (5828375396278).

Almost surely, 2^{23301021122011} is an apocalyptic number.

23301021122011 is a deficient number, since it is larger than the sum of its proper divisors (12480463101).

23301021122011 is a wasteful number, since it uses less digits than its factorization.

23301021122011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12480463100.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 23301021122011 its reverse (11022112010332), we get a palindrome (34323133132343).

The spelling of 23301021122011 in words is "twenty-three trillion, three hundred one billion, twenty-one million, one hundred twenty-two thousand, eleven".