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12000210010111 = 14243842533877
BaseRepresentation
bin1010111010100000010001…
…0000010011111111111111
31120111012122021020201111201
42232220010100103333333
53033102412230310421
641304453111200331
72345662251040621
oct256500420237777
946435567221451
1012000210010111
113907295784584
12141987a0760a7
136907cc07021b
142d6b55848c11
1515c2465a5b91
hexaea04413fff

12000210010111 has 4 divisors (see below), whose sum is σ = 12001052558232. Its totient is φ = 11999367461992.

The previous prime is 12000210010081. The next prime is 12000210010193. The reversal of 12000210010111 is 11101001200021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12000210010111 - 229 = 11999673139199 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 (12000210310111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 421252696 + ... + 421281181.

It is an arithmetic number, because the mean of its divisors is an integer number (3000263139558).

Almost surely, 212000210010111 is an apocalyptic number.

12000210010111 is a deficient number, since it is larger than the sum of its proper divisors (842548121).

12000210010111 is an equidigital number, since it uses as much as digits as its factorization.

12000210010111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 842548120.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 12000210010111 its reverse (11101001200021), we get a palindrome (23101211210132).

The spelling of 12000210010111 in words is "twelve trillion, two hundred ten million, ten thousand, one hundred eleven".

Divisors: 1 14243 842533877 12000210010111