23230000010221 has 4 divisors (see below), whose sum is σ = 23576716428352. Its totient is φ = 22883283592092.

The previous prime is 23230000010183. The next prime is 23230000010251. The reversal of 23230000010221 is 12201000003232.

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 a de Polignac number, because none of the positive numbers 2^k-23230000010221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23230000010195 and 23230000010204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23230000010251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173358208965 + ... + 173358209098.

It is an arithmetic number, because the mean of its divisors is an integer number (5894179107088).

Almost surely, 2^{23230000010221} is an apocalyptic number.

It is an amenable number.

23230000010221 is a deficient number, since it is larger than the sum of its proper divisors (346716418131).

23230000010221 is an equidigital number, since it uses as much as digits as its factorization.

23230000010221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346716418130.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 23230000010221 its reverse (12201000003232), we get a palindrome (35431000013453).

The spelling of 23230000010221 in words is "twenty-three trillion, two hundred thirty billion, ten thousand, two hundred twenty-one".