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131323302230 = 2513132330223
BaseRepresentation
bin111101001001101111…
…0101001000101010110
3110112222010221222000112
41322103132221011112
54122422231132410
6140155030043022
712326212436231
oct1722336510526
9415863858015
10131323302230
115076a64273a
122154baa9472
13c4cb0aacc3
1464db134418
153639108105
hex1e937a9156

131323302230 has 8 divisors (see below), whose sum is σ = 236381944032. Its totient is φ = 52529320888.

The previous prime is 131323302223. The next prime is 131323302233. The reversal of 131323302230 is 32203323131.

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 = 131323302196 and 131323302205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131323302233) 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, 6566165102 + ... + 6566165121.

It is an arithmetic number, because the mean of its divisors is an integer number (29547743004).

Almost surely, 2131323302230 is an apocalyptic number.

131323302230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131323302230 is a deficient number, since it is larger than the sum of its proper divisors (105058641802).

131323302230 is a wasteful number, since it uses less digits than its factorization.

131323302230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13132330230.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 131323302230 its reverse (32203323131), we get a palindrome (163526625361).

The spelling of 131323302230 in words is "one hundred thirty-one billion, three hundred twenty-three million, three hundred two thousand, two hundred thirty".

Divisors: 1 2 5 10 13132330223 26264660446 65661651115 131323302230