Search a number
-
+
230222200210231 is a prime number
BaseRepresentation
bin110100010110001011001000…
…011101101000001100110111
31010012011000201222020000211111
4310112023020131220030313
5220133430031223211411
62133350341350215451
766331001511441025
oct6426131035501467
91105130658200744
10230222200210231
11673a0761158089
12219a2731054587
139b5cb2519b168
1440bcb5766b715
151b9391b2b7721
hexd162c8768337

230222200210231 has 2 divisors, whose sum is σ = 230222200210232. Its totient is φ = 230222200210230.

The previous prime is 230222200210229. The next prime is 230222200210241. The reversal of 230222200210231 is 132012002222032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 230222200210231 - 21 = 230222200210229 is a prime.

It is a super-2 number, since 2×2302222002102312 (a number of 30 digits) contains 22 as substring.

Together with 230222200210229, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (230222200210241) 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 as a sum of consecutive naturals, namely, 115111100105115 + 115111100105116.

It is an arithmetic number, because the mean of its divisors is an integer number (115111100105116).

Almost surely, 2230222200210231 is an apocalyptic number.

230222200210231 is a deficient number, since it is larger than the sum of its proper divisors (1).

230222200210231 is an equidigital number, since it uses as much as digits as its factorization.

230222200210231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 230222200210231 its reverse (132012002222032), we get a palindrome (362234202432263).

The spelling of 230222200210231 in words is "two hundred thirty trillion, two hundred twenty-two billion, two hundred million, two hundred ten thousand, two hundred thirty-one".