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230230302231 = 329291252597
BaseRepresentation
bin1101011001101011001…
…0111001111000010111
3211000021010221011010210
43112122302321320113
512233002424132411
6253433310220503
722430215164636
oct3263262717027
9730233834123
10230230302231
1189705004756
12387537b4733
131893131ac87
14b200d5951d
155ec73e0ca6
hex359acb9e17

230230302231 has 12 divisors (see below), whose sum is σ = 317924051432. Its totient is φ = 148194215904.

The previous prime is 230230302209. The next prime is 230230302241. The reversal of 230230302231 is 132203032032.

It is not a de Polignac number, because 230230302231 - 234 = 213050433047 is a prime.

It is a super-2 number, since 2×2302303022312 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230230302198 and 230230302207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230230302241) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45623776 + ... + 45628821.

Almost surely, 2230230302231 is an apocalyptic number.

230230302231 is a deficient number, since it is larger than the sum of its proper divisors (87693749201).

230230302231 is an equidigital number, since it uses as much as digits as its factorization.

230230302231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91252658 (or 91252629 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 230230302231 its reverse (132203032032), we get a palindrome (362433334263).

The spelling of 230230302231 in words is "two hundred thirty billion, two hundred thirty million, three hundred two thousand, two hundred thirty-one".

Divisors: 1 3 29 87 841 2523 91252597 273757791 2646325313 7938975939 76743434077 230230302231