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12011222200001 = 178910377074559
BaseRepresentation
bin1010111011001001010010…
…1000011110111011000001
31120112021001201121221010112
42232302110220132323001
53033242440340400001
641313513532441105
72346532166103533
oct256622450367301
946467051557115
1012011222200001
113910a26888862
12141ba32019195
1369186567510b
142d74bc1ad853
1515c68d251cbb
hexaec94a1eec1

12011222200001 has 16 divisors (see below), whose sum is σ = 12985521868800. Its totient is φ = 11069139721728.

The previous prime is 12011222199997. The next prime is 12011222200007. The reversal of 12011222200001 is 10000222211021.

12011222200001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 12011222200001 - 22 = 12011222199997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12011222200007) 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, 38381441 + ... + 38693118.

It is an arithmetic number, because the mean of its divisors is an integer number (811595116800).

Almost surely, 212011222200001 is an apocalyptic number.

It is an amenable number.

12011222200001 is a deficient number, since it is larger than the sum of its proper divisors (974299668799).

12011222200001 is a wasteful number, since it uses less digits than its factorization.

12011222200001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77074768.

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

Adding to 12011222200001 its reverse (10000222211021), we get a palindrome (22011444411022).

The spelling of 12011222200001 in words is "twelve trillion, eleven billion, two hundred twenty-two million, two hundred thousand, one".

Divisors: 1 17 89 103 1513 1751 9167 155839 77074559 1310267503 6859635751 7938679577 116613807767 134957552809 706542482353 12011222200001