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12202101100001 = 106111500566541
BaseRepresentation
bin1011000110010000010111…
…1001101100110111100001
31121012111202101221201122102
42301210011321230313201
53044404400340200001
641541322354020145
72366400304014341
oct261440571546741
947174671851572
1012202101100001
113984977a6558a
121450a22b77655
136a68650c34a7
14302828b54d21
15162610a77e6b
hexb1905e6cde1

12202101100001 has 4 divisors (see below), whose sum is σ = 12213601667604. Its totient is φ = 12190600532400.

The previous prime is 12202101099961. The next prime is 12202101100003. The reversal of 12202101100001 is 10000110120221.

12202101100001 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.

It can be written as a sum of positive squares in 2 ways, for example, as 9993191762401 + 2208909337600 = 3161201^2 + 1486240^2 .

It is a cyclic number.

It is not a de Polignac number, because 12202101100001 - 238 = 11927223193057 is a prime.

It is a super-2 number, since 2×122021011000012 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12202101100003) 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, 5750282210 + ... + 5750284331.

It is an arithmetic number, because the mean of its divisors is an integer number (3053400416901).

Almost surely, 212202101100001 is an apocalyptic number.

It is an amenable number.

12202101100001 is a deficient number, since it is larger than the sum of its proper divisors (11500567603).

12202101100001 is a wasteful number, since it uses less digits than its factorization.

12202101100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11500567602.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12202101100001 its reverse (10000110120221), we get a palindrome (22202211220222).

The spelling of 12202101100001 in words is "twelve trillion, two hundred two billion, one hundred one million, one hundred thousand, one".

Divisors: 1 1061 11500566541 12202101100001