23211310420233 has 24 divisors (see below), whose sum is σ = 36111138984648. Its totient is φ = 14282041358592.

The previous prime is 23211310420229. The next prime is 23211310420241. The reversal of 23211310420233 is 33202401311232.

23211310420233 is a `hidden beast` number, since 2 + 3 + 2 + 1 + 1 + 3 + 1 + 0 + 420 + 233 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 8403690783744 + 14807619636489 = 2898912^2 + 3848067^2 .

It is not a de Polignac number, because 23211310420233 - 2² = 23211310420229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23211310420197 and 23211310420206.

It is not an unprimeable number, because it can be changed into a prime (23211310424233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11880060 + ... + 13695197.

It is an arithmetic number, because the mean of its divisors is an integer number (1504630791027).

Almost surely, 2^{23211310420233} is an apocalyptic number.

It is an amenable number.

23211310420233 is a deficient number, since it is larger than the sum of its proper divisors (12899828564415).

23211310420233 is a wasteful number, since it uses less digits than its factorization.

23211310420233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25583033 (or 25583030 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 23211310420233 its reverse (33202401311232), we get a palindrome (56413711731465).

The spelling of 23211310420233 in words is "twenty-three trillion, two hundred eleven billion, three hundred ten million, four hundred twenty thousand, two hundred thirty-three".