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11201200102201 = 54120704621261
BaseRepresentation
bin1010001011111111101110…
…0011011001101100111001
31110122211020220010212112111
42202333323203121230321
52432010024211232301
635453432120012321
72234155115632504
oct242777343315471
943584226125474
1011201200102201
11362944749670a
12130aa4b3010a1
13633365272075
142aa1d8bb213b
15146580189551
hexa2ffb8d9b39

11201200102201 has 4 divisors (see below), whose sum is σ = 11221904724004. Its totient is φ = 11180495480400.

The previous prime is 11201200102171. The next prime is 11201200102241. The reversal of 11201200102201 is 10220100210211.

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 1779222515625 + 9421977586576 = 1333875^2 + 3069524^2 .

It is a cyclic number.

It is not a de Polignac number, because 11201200102201 - 27 = 11201200102073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11201200102241) 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, 10352310090 + ... + 10352311171.

It is an arithmetic number, because the mean of its divisors is an integer number (2805476181001).

Almost surely, 211201200102201 is an apocalyptic number.

It is an amenable number.

11201200102201 is a deficient number, since it is larger than the sum of its proper divisors (20704621803).

11201200102201 is an equidigital number, since it uses as much as digits as its factorization.

11201200102201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20704621802.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11201200102201 its reverse (10220100210211), we get a palindrome (21421300312412).

The spelling of 11201200102201 in words is "eleven trillion, two hundred one billion, two hundred million, one hundred two thousand, two hundred one".

Divisors: 1 541 20704621261 11201200102201