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2023221231313 = 8119372662459
BaseRepresentation
bin11101011100010001011…
…000011111111011010001
321011102021202200121212021
4131130101120133323101
5231122024113400223
64145242140331441
7266113210466632
oct35342130377321
97142252617767
102023221231313
11710052704647
12288144843b81
13118a34402529
146dcd28c9889
153796693c65d
hex1d71161fed1

2023221231313 has 8 divisors (see below), whose sum is σ = 2027878633760. Its totient is φ = 2018569157280.

The previous prime is 2023221231277. The next prime is 2023221231331. The reversal of 2023221231313 is 3131321223202.

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 2023221231313 - 233 = 2014631296721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2023221232313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 571323 + ... + 2091136.

It is an arithmetic number, because the mean of its divisors is an integer number (253484829220).

Almost surely, 22023221231313 is an apocalyptic number.

It is an amenable number.

2023221231313 is a deficient number, since it is larger than the sum of its proper divisors (4657402447).

2023221231313 is an equidigital number, since it uses as much as digits as its factorization.

2023221231313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2664207.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 2023221231313 its reverse (3131321223202), we get a palindrome (5154542454515).

The spelling of 2023221231313 in words is "two trillion, twenty-three billion, two hundred twenty-one million, two hundred thirty-one thousand, three hundred thirteen".

Divisors: 1 811 937 759907 2662459 2159254249 2494724083 2023221231313