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12202101200221 = 461132671995083
BaseRepresentation
bin1011000110010000010111…
…1010000101010101011101
31121012111202102010211010021
42301210011322011111131
53044404400401401341
641541322400112141
72366400304612462
oct261440572052535
947174672124107
1012202101200221
113984978023909
121450a23005651
136a6865129caa
14302828b7d669
15162610a979d1
hexb1905e8555d

12202101200221 has 8 divisors (see below), whose sum is σ = 12229497824544. Its totient is φ = 12174708593520.

The previous prime is 12202101200209. The next prime is 12202101200227. The reversal of 12202101200221 is 12200210120221.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12202101200221 - 25 = 12202101200189 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12202101200195 and 12202101200204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12202101200227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5118546 + ... + 7113628.

It is an arithmetic number, because the mean of its divisors is an integer number (1528687228068).

Almost surely, 212202101200221 is an apocalyptic number.

It is an amenable number.

12202101200221 is a deficient number, since it is larger than the sum of its proper divisors (27396624323).

12202101200221 is a wasteful number, since it uses less digits than its factorization.

12202101200221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2008811.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12202101200221 its reverse (12200210120221), we get a palindrome (24402311320442).

The spelling of 12202101200221 in words is "twelve trillion, two hundred two billion, one hundred one million, two hundred thousand, two hundred twenty-one".

Divisors: 1 461 13267 1995083 6116087 919733263 26468766161 12202101200221