23221245513 has 8 divisors (see below), whose sum is σ = 31013352000. Its totient is φ = 15454984688.

The previous prime is 23221245431. The next prime is 23221245521. The reversal of 23221245513 is 31554212232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23221245513 - 2¹⁰ = 23221244489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23221245583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6459318 + ... + 6462911.

It is an arithmetic number, because the mean of its divisors is an integer number (3876669000).

Almost surely, 2^23221245513 is an apocalyptic number.

It is an amenable number.

23221245513 is a deficient number, since it is larger than the sum of its proper divisors (7792106487).

23221245513 is a wasteful number, since it uses less digits than its factorization.

23221245513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12922831.

The product of its digits is 14400, while the sum is 30.

Adding to 23221245513 its reverse (31554212232), we get a palindrome (54775457745).

The spelling of 23221245513 in words is "twenty-three billion, two hundred twenty-one million, two hundred forty-five thousand, five hundred thirteen".