23110311223211 has 32 divisors (see below), whose sum is σ = 24395976601920. Its totient is φ = 21862328320000.

The previous prime is 23110311223189. The next prime is 23110311223213. The reversal of 23110311223211 is 11232211301132.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-23110311223211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23110311223213) 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, 166911611 + ... + 167050011.

It is an arithmetic number, because the mean of its divisors is an integer number (762374268810).

Almost surely, 2^{23110311223211} is an apocalyptic number.

23110311223211 is a deficient number, since it is larger than the sum of its proper divisors (1285665378709).

23110311223211 is a wasteful number, since it uses less digits than its factorization.

23110311223211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139087.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 23110311223211 its reverse (11232211301132), we get a palindrome (34342522524343).

The spelling of 23110311223211 in words is "twenty-three trillion, one hundred ten billion, three hundred eleven million, two hundred twenty-three thousand, two hundred eleven".