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231010301323213 = 5031499306380929
BaseRepresentation
bin110100100001101001000110…
…111100110010011111001101
31010021221100222002111200101221
4310201221012330302133031
5220234333044114320323
62135152400052203341
766441641422405246
oct6441510674623715
91107840862450357
10231010301323213
1167674a11741955
1221aab416609551
139bb9240c26289
144108d5b5b5ccd
151ba9194b5d55d
hexd21a46f327cd

231010301323213 has 8 divisors (see below), whose sum is σ = 231623983080000. Its totient is φ = 230397232332288.

The previous prime is 231010301323199. The next prime is 231010301323223. The reversal of 231010301323213 is 312323103010132.

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

It is a cyclic number.

It is not a de Polignac number, because 231010301323213 - 25 = 231010301323181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231010301323223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152436468 + ... + 153944461.

It is an arithmetic number, because the mean of its divisors is an integer number (28952997885000).

Almost surely, 2231010301323213 is an apocalyptic number.

It is an amenable number.

231010301323213 is a deficient number, since it is larger than the sum of its proper divisors (613681756787).

231010301323213 is a wasteful number, since it uses less digits than its factorization.

231010301323213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 306382931.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 231010301323213 its reverse (312323103010132), we get a palindrome (543333404333345).

The spelling of 231010301323213 in words is "two hundred thirty-one trillion, ten billion, three hundred one million, three hundred twenty-three thousand, two hundred thirteen".

Divisors: 1 503 1499 753997 306380929 154109607287 459265012571 231010301323213