230220321010231 has 4 divisors (see below), whose sum is σ = 230481046176472. Its totient is φ = 229959595843992.

The previous prime is 230220321010187. The next prime is 230220321010247. The reversal of 230220321010231 is 132010123022032.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-230220321010231 is a prime.

It is a super-2 number, since 2×230220321010231² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230220321010291) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130362581796 + ... + 130362583561.

It is an arithmetic number, because the mean of its divisors is an integer number (57620261544118).

Almost surely, 2^{230220321010231} is an apocalyptic number.

230220321010231 is a deficient number, since it is larger than the sum of its proper divisors (260725166241).

230220321010231 is an equidigital number, since it uses as much as digits as its factorization.

230220321010231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260725166240.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 230220321010231 its reverse (132010123022032), we get a palindrome (362230444032263).

The spelling of 230220321010231 in words is "two hundred thirty trillion, two hundred twenty billion, three hundred twenty-one million, ten thousand, two hundred thirty-one".