23120241155011 has 32 divisors (see below), whose sum is σ = 31067658252288. Its totient is φ = 16616499027840.

The previous prime is 23120241154999. The next prime is 23120241155093. The reversal of 23120241155011 is 11055114202132.

It is a cyclic number.

It is not a de Polignac number, because 23120241155011 - 2²³ = 23120232766403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23120241135011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8097715 + ... + 10574188.

It is an arithmetic number, because the mean of its divisors is an integer number (970864320384).

Almost surely, 2^{23120241155011} is an apocalyptic number.

23120241155011 is a deficient number, since it is larger than the sum of its proper divisors (7947417097277).

23120241155011 is a wasteful number, since it uses less digits than its factorization.

23120241155011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18673171.

The product of its (nonzero) digits is 2400, while the sum is 28.

Adding to 23120241155011 its reverse (11055114202132), we get a palindrome (34175355357143).

The spelling of 23120241155011 in words is "twenty-three trillion, one hundred twenty billion, two hundred forty-one million, one hundred fifty-five thousand, eleven".