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131310122110223 = 720641908802329
BaseRepresentation
bin11101110110110100000101…
…001011110000110100001111
3122012221010101011220012212012
4131312310011023300310033
5114202341112230011343
61143135012021331435
736441562143665450
oct3566640513606417
9565833334805765
10131310122110223
1138926345757671
1212888946266b7b
135836650752354
14245d62dbb5127
15102aa26e4c718
hex776d052f0d0f

131310122110223 has 8 divisors (see below), whose sum is σ = 150075981566880. Its totient is φ = 112546080299520.

The previous prime is 131310122110199. The next prime is 131310122110259. The reversal of 131310122110223 is 322011221013131.

It is a happy number.

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

It is not a de Polignac number, because 131310122110223 - 222 = 131310117915919 is a prime.

It is a super-2 number, since 2×1313101221102232 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131310122170223) 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, 454256678 + ... + 454545651.

It is an arithmetic number, because the mean of its divisors is an integer number (18759497695860).

Almost surely, 2131310122110223 is an apocalyptic number.

131310122110223 is a deficient number, since it is larger than the sum of its proper divisors (18765859456657).

131310122110223 is an equidigital number, since it uses as much as digits as its factorization.

131310122110223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908822977.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 131310122110223 its reverse (322011221013131), we get a palindrome (453321343123354).

The spelling of 131310122110223 in words is "one hundred thirty-one trillion, three hundred ten billion, one hundred twenty-two million, one hundred ten thousand, two hundred twenty-three".

Divisors: 1 7 20641 144487 908802329 6361616303 18758588872889 131310122110223