23112411005533 has 4 divisors (see below), whose sum is σ = 23404973170240. Its totient is φ = 22819848840828.

The previous prime is 23112411005531. The next prime is 23112411005543. The reversal of 23112411005533 is 33550011421132.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 23112411005533 - 2¹ = 23112411005531 is a prime.

It is a super-2 number, since 2×23112411005533² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23112411005495 and 23112411005504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23112411005531) 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, 146281082235 + ... + 146281082392.

It is an arithmetic number, because the mean of its divisors is an integer number (5851243292560).

Almost surely, 2^{23112411005533} is an apocalyptic number.

It is an amenable number.

23112411005533 is a deficient number, since it is larger than the sum of its proper divisors (292562164707).

23112411005533 is an equidigital number, since it uses as much as digits as its factorization.

23112411005533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292562164706.

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 23112411005533 its reverse (33550011421132), we get a palindrome (56662422426665).

The spelling of 23112411005533 in words is "twenty-three trillion, one hundred twelve billion, four hundred eleven million, five thousand, five hundred thirty-three".