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230342231231 = 7107931133029
BaseRepresentation
bin1101011010000101110…
…1111000010010111111
3211000112221112201212022
43112201131320102333
512233220102344411
6253452345230355
722433044442360
oct3264135702277
9730487481768
10230342231231
1189762203662
12387851923bb
131894b57a358
14b211b73b67
155ed214eedb
hex35a17784bf

230342231231 has 16 divisors (see below), whose sum is σ = 265745111040. Its totient is φ = 195564072480.

The previous prime is 230342231219. The next prime is 230342231279. The reversal of 230342231231 is 132132243032.

It is a happy number.

It is not a de Polignac number, because 230342231231 - 214 = 230342214847 is a prime.

It is a super-2 number, since 2×2303422312312 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 230342231231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230342231281) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6957425 + ... + 6990453.

It is an arithmetic number, because the mean of its divisors is an integer number (16609069440).

Almost surely, 2230342231231 is an apocalyptic number.

230342231231 is a deficient number, since it is larger than the sum of its proper divisors (35402879809).

230342231231 is a wasteful number, since it uses less digits than its factorization.

230342231231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42454.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 230342231231 its reverse (132132243032), we get a palindrome (362474474263).

The spelling of 230342231231 in words is "two hundred thirty billion, three hundred forty-two million, two hundred thirty-one thousand, two hundred thirty-one".

Divisors: 1 7 107 749 9311 33029 65177 231203 996277 3534103 6973939 24738721 307533019 2152731133 32906033033 230342231231