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12231231130303 = 311873210654481
BaseRepresentation
bin1011000111111100111000…
…1011111100101010111111
31121022021221112020120221121
42301333032023330222333
53100344030132132203
642002541111411411
72401451211130363
oct261771613745277
947267845216847
1012231231130303
113996266118499
1214565b2683b67
136a9528177903
14303dcd81d2a3
151632681080bd
hexb1fce2fcabf

12231231130303 has 8 divisors (see below), whose sum is σ = 12632527976576. Its totient is φ = 11830355596800.

The previous prime is 12231231130301. The next prime is 12231231130333. The reversal of 12231231130303 is 30303113213221.

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 12231231130303 - 21 = 12231231130301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12231231130301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105269178 + ... + 105385303.

It is an arithmetic number, because the mean of its divisors is an integer number (1579065997072).

Almost surely, 212231231130303 is an apocalyptic number.

12231231130303 is a deficient number, since it is larger than the sum of its proper divisors (401296846273).

12231231130303 is a wasteful number, since it uses less digits than its factorization.

12231231130303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210656385.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 12231231130303 its reverse (30303113213221), we get a palindrome (42534344343524).

The spelling of 12231231130303 in words is "twelve trillion, two hundred thirty-one billion, two hundred thirty-one million, one hundred thirty thousand, three hundred three".

Divisors: 1 31 1873 58063 210654481 6530288911 394555842913 12231231130303