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12202102220201 = 231393816735133
BaseRepresentation
bin1011000110010000010111…
…1101111110010110101001
31121012111202111001122021022
42301210011331332112221
53044404401132021301
641541322434022225
72366400316361255
oct261440575762651
947174674048238
1012202102220201
113984978660173
121450a23417975
136a68653c632a
14302828d67265
15162610be9d1b
hexb1905f7e5a9

12202102220201 has 8 divisors (see below), whose sum is σ = 12824230050240. Its totient is φ = 11587607860752.

The previous prime is 12202102220177. The next prime is 12202102220219. The reversal of 12202102220201 is 10202220120221.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2k-12202102220201 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 12202102220201.

It is not an unprimeable number, because it can be changed into a prime (12202102220281) 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, 1908364370 + ... + 1908370763.

It is an arithmetic number, because the mean of its divisors is an integer number (1603028756280).

Almost surely, 212202102220201 is an apocalyptic number.

It is an amenable number.

12202102220201 is a deficient number, since it is larger than the sum of its proper divisors (622127830039).

12202102220201 is a wasteful number, since it uses less digits than its factorization.

12202102220201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3816735295.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12202102220201 its reverse (10202220120221), we get a palindrome (22404322340422).

The spelling of 12202102220201 in words is "twelve trillion, two hundred two billion, one hundred two million, two hundred twenty thousand, two hundred one".

Divisors: 1 23 139 3197 3816735133 87784908059 530526183487 12202102220201