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230013211023 = 3225799443671
BaseRepresentation
bin1101011000110111011…
…0110001000110001111
3210222201000102202222200
43112031312301012033
512232031340223043
6253355553212543
722421641014651
oct3261566610617
9728630382880
10230013211023
1189603508932
12386b2b61153
13188c835b53b
14b1c01a86d1
155eb330c7d3
hex358ddb118f

230013211023 has 12 divisors (see below), whose sum is σ = 333534075888. Its totient is φ = 152745477120.

The previous prime is 230013211003. The next prime is 230013211097. The reversal of 230013211023 is 320112310032.

It is not a de Polignac number, because 230013211023 - 213 = 230013202831 is a prime.

It is a super-2 number, since 2×2300132110232 (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 230013210987 and 230013211005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230013211003) 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, 49719523 + ... + 49724148.

It is an arithmetic number, because the mean of its divisors is an integer number (27794506324).

Almost surely, 2230013211023 is an apocalyptic number.

230013211023 is a deficient number, since it is larger than the sum of its proper divisors (103520864865).

230013211023 is a wasteful number, since it uses less digits than its factorization.

230013211023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99443934 (or 99443931 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 230013211023 its reverse (320112310032), we get a palindrome (550125521055).

Subtracting 230013211023 from its reverse (320112310032), we obtain a palindrome (90099099009).

The spelling of 230013211023 in words is "two hundred thirty billion, thirteen million, two hundred eleven thousand, twenty-three".

Divisors: 1 3 9 257 771 2313 99443671 298331013 894993039 25557023447 76671070341 230013211023