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231301130230 = 2523130113023
BaseRepresentation
bin1101011101101010011…
…1110010011111110110
3211010000202212212000001
43113122213302133312
512242201042131410
6254131441541514
722465600111312
oct3273247623766
9733022785001
10231301130230
118a104504675
12389b234489a
1318a72126801
14b2a3262b42
15603b41333a
hex35da9f27f6

231301130230 has 8 divisors (see below), whose sum is σ = 416342034432. Its totient is φ = 92520452088.

The previous prime is 231301130219. The next prime is 231301130231. The reversal of 231301130230 is 32031103132.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 231301130198 and 231301130207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231301130231) 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, 11565056502 + ... + 11565056521.

It is an arithmetic number, because the mean of its divisors is an integer number (52042754304).

Almost surely, 2231301130230 is an apocalyptic number.

231301130230 is a deficient number, since it is larger than the sum of its proper divisors (185040904202).

231301130230 is a wasteful number, since it uses less digits than its factorization.

231301130230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23130113030.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 231301130230 its reverse (32031103132), we get a palindrome (263332233362).

The spelling of 231301130230 in words is "two hundred thirty-one billion, three hundred one million, one hundred thirty thousand, two hundred thirty".

Divisors: 1 2 5 10 23130113023 46260226046 115650565115 231301130230