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1313010223331 = 3734917169317
BaseRepresentation
bin10011000110110101100…
…000100000100011100011
311122112002221101021110112
4103012311200200203203
5133003021104121311
62443104421521535
7163601421515552
oct23066540404343
94575087337415
101313010223331
1146693204a584
121925785732ab
1396a7c638541
144779b415d99
152424b1e628b
hex131b58208e3

1313010223331 has 8 divisors (see below), whose sum is σ = 1319211866544. Its totient is φ = 1306822920480.

The previous prime is 1313010223319. The next prime is 1313010223333. The reversal of 1313010223331 is 1333220103131.

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 1313010223331 - 214 = 1313010206947 is a prime.

It is a super-2 number, since 2×13130102233312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1313010223297 and 1313010223306.

It is not an unprimeable number, because it can be changed into a prime (1313010223333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3401516 + ... + 3767801.

It is an arithmetic number, because the mean of its divisors is an integer number (164901483318).

Almost surely, 21313010223331 is an apocalyptic number.

1313010223331 is a deficient number, since it is larger than the sum of its proper divisors (6201643213).

1313010223331 is an equidigital number, since it uses as much as digits as its factorization.

1313010223331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7170181.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 1313010223331 its reverse (1333220103131), we get a palindrome (2646230326462).

The spelling of 1313010223331 in words is "one trillion, three hundred thirteen billion, ten million, two hundred twenty-three thousand, three hundred thirty-one".

Divisors: 1 373 491 183143 7169317 2674155241 3520134647 1313010223331