23120030033011 has 4 divisors (see below), whose sum is σ = 23120374799592. Its totient is φ = 23119685266432.

The previous prime is 23120030033003. The next prime is 23120030033081. The reversal of 23120030033011 is 11033003002132.

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 23120030033011 - 2³ = 23120030033003 is a prime.

It is a super-2 number, since 2×23120030033011² (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 23120030033011.

It is not an unprimeable number, because it can be changed into a prime (23120030033081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172282681 + ... + 172416826.

It is an arithmetic number, because the mean of its divisors is an integer number (5780093699898).

Almost surely, 2^{23120030033011} is an apocalyptic number.

23120030033011 is a deficient number, since it is larger than the sum of its proper divisors (344766581).

23120030033011 is an equidigital number, since it uses as much as digits as its factorization.

23120030033011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344766580.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 23120030033011 its reverse (11033003002132), we get a palindrome (34153033035143).

The spelling of 23120030033011 in words is "twenty-three trillion, one hundred twenty billion, thirty million, thirty-three thousand, eleven".