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12222201011201 = 15180941728551
BaseRepresentation
bin1011000111011011001111…
…1100110001110000000001
31121021102122012111000021222
42301312303330301300001
53100222031424324301
641554445052524425
72401011351313466
oct261666374616001
947242565430258
1012222201011201
113992451925345
1214548b2480715
136a87193b037c
143037b440766d
15162dda47c31b
hexb1db3f31c01

12222201011201 has 4 divisors (see below), whose sum is σ = 12303142739904. Its totient is φ = 12141259282500.

The previous prime is 12222201011191. The next prime is 12222201011213. The reversal of 12222201011201 is 10211010222221.

12222201011201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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-12222201011201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12222201011201.

It is not an unprimeable number, because it can be changed into a prime (12222201011231) 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, 40470864125 + ... + 40470864426.

It is an arithmetic number, because the mean of its divisors is an integer number (3075785684976).

Almost surely, 212222201011201 is an apocalyptic number.

It is an amenable number.

12222201011201 is a deficient number, since it is larger than the sum of its proper divisors (80941728703).

12222201011201 is an equidigital number, since it uses as much as digits as its factorization.

12222201011201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80941728702.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 12222201011201 its reverse (10211010222221), we get a palindrome (22433211233422).

The spelling of 12222201011201 in words is "twelve trillion, two hundred twenty-two billion, two hundred one million, eleven thousand, two hundred one".

Divisors: 1 151 80941728551 12222201011201