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12000001301223 = 313535805515869
BaseRepresentation
bin1010111010011111011111…
…0100001001101011100111
31120111012002201112012201220
42232213313310021223213
53033102000313114343
641304420253551423
72345654135042115
oct256476764115347
946435081465656
1012000001301223
1139071989934a1
1214198201a5573
13690797a56c40
142d6b35c3aab5
1515c2330cb183
hexae9f7d09ae7

12000001301223 has 16 divisors (see below), whose sum is σ = 17555879990880. Its totient is φ = 7245283803264.

The previous prime is 12000001301209. The next prime is 12000001301231. The reversal of 12000001301223 is 32210310000021.

It is not a de Polignac number, because 12000001301223 - 238 = 11725123394279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12000001301263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2902755868 + ... + 2902760001.

It is an arithmetic number, because the mean of its divisors is an integer number (1097242499430).

Almost surely, 212000001301223 is an apocalyptic number.

12000001301223 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

12000001301223 is a deficient number, since it is larger than the sum of its proper divisors (5555878689657).

12000001301223 is a wasteful number, since it uses less digits than its factorization.

12000001301223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5805515938.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 12000001301223 its reverse (32210310000021), we get a palindrome (44210311301244).

The spelling of 12000001301223 in words is "twelve trillion, one million, three hundred one thousand, two hundred twenty-three".

Divisors: 1 3 13 39 53 159 689 2067 5805515869 17416547607 75471706297 226415118891 307692341057 923077023171 4000000433741 12000001301223