23031110320211 has 16 divisors (see below), whose sum is σ = 26444390904000. Its totient is φ = 19648825233408.

The previous prime is 23031110320189. The next prime is 23031110320241. The reversal of 23031110320211 is 11202301113032.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-23031110320211 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23031110320241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7672640 + ... + 10243613.

It is an arithmetic number, because the mean of its divisors is an integer number (1652774431500).

Almost surely, 2^{23031110320211} is an apocalyptic number.

23031110320211 is a deficient number, since it is larger than the sum of its proper divisors (3413280583789).

23031110320211 is a wasteful number, since it uses less digits than its factorization.

23031110320211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17917118.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 23031110320211 its reverse (11202301113032), we get a palindrome (34233411433243).

The spelling of 23031110320211 in words is "twenty-three trillion, thirty-one billion, one hundred ten million, three hundred twenty thousand, two hundred eleven".