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12000122122001 = 132375835292653
BaseRepresentation
bin1010111010011111111100…
…0001000010111100010001
31120111012102010212112200112
42232213333001002330101
53033102222230401001
641304440251331105
72345660133022226
oct256477701027421
946435363775615
1012000122122001
113907250105982
121419854750a95
136907b6aaa620
142d6b47ccb94d
1515c23d9e4cbb
hexae9ff042f11

12000122122001 has 16 divisors (see below), whose sum is σ = 13486867946496. Its totient is φ = 10594026290496.

The previous prime is 12000122121971. The next prime is 12000122122031. The reversal of 12000122122001 is 10022122100021.

It is an interprime number because it is at equal distance from previous prime (12000122121971) and next prime (12000122122031).

It is a cyclic number.

It is not a de Polignac number, because 12000122122001 - 214 = 12000122105617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12000122122031) 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 15 ways as a sum of consecutive naturals, for example, 379010 + ... + 4913643.

It is an arithmetic number, because the mean of its divisors is an integer number (842929246656).

Almost surely, 212000122122001 is an apocalyptic number.

It is an amenable number.

12000122122001 is a deficient number, since it is larger than the sum of its proper divisors (1486745824495).

12000122122001 is a wasteful number, since it uses less digits than its factorization.

12000122122001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5300272.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12000122122001 its reverse (10022122100021), we get a palindrome (22022244222022).

The spelling of 12000122122001 in words is "twelve trillion, one hundred twenty-two million, one hundred twenty-two thousand, one".

Divisors: 1 13 23 299 7583 98579 174409 2267317 5292653 68804489 121731019 1582503247 40134187699 521744440087 923086317077 12000122122001