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12000122000201 = 64096718721903
BaseRepresentation
bin1010111010011111111100…
…0000100101001101001001
31120111012102010122100121102
42232213333000211031021
53033102222213001301
641304440244551145
72345660132004146
oct256477700451511
946435363570542
1012000122000201
113907250032415
1214198546b24b5
136907b6a6705a
142d6b47c993cd
1515c23d9bdb6b
hexae9ff025349

12000122000201 has 4 divisors (see below), whose sum is σ = 12000141363072. Its totient is φ = 12000102637332.

The previous prime is 12000122000177. The next prime is 12000122000203. The reversal of 12000122000201 is 10200022100021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12000122000201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12000122000203) 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 3 ways as a sum of consecutive naturals, for example, 8719985 + ... + 10001918.

It is an arithmetic number, because the mean of its divisors is an integer number (3000035340768).

Almost surely, 212000122000201 is an apocalyptic number.

It is an amenable number.

12000122000201 is a deficient number, since it is larger than the sum of its proper divisors (19362871).

12000122000201 is an equidigital number, since it uses as much as digits as its factorization.

12000122000201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19362870.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 12000122000201 its reverse (10200022100021), we get a palindrome (22200144100222).

The spelling of 12000122000201 in words is "twelve trillion, one hundred twenty-two million, two hundred one", and thus it is an aban number.

Divisors: 1 640967 18721903 12000122000201