Search a number
-
+
12210211202201 = 139247193355363
BaseRepresentation
bin1011000110101110100101…
…0011010010010010011001
31121020021200121112121100222
42301223221103102102121
53100023003031432301
641545143225405425
72400105262523225
oct261535123222231
947207617477328
1012210211202201
1139883599a4391
121452507039875
136a75583a632c
14302d97cbd785
15162937a7131b
hexb1ae94d2499

12210211202201 has 8 divisors (see below), whose sum is σ = 12298138806240. Its totient is φ = 12122284803552.

The previous prime is 12210211202173. The next prime is 12210211202237. The reversal of 12210211202201 is 10220211201221.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12210211202201 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 12210211202201.

It is not an unprimeable number, because it can be changed into a prime (12210211204201) 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, 34182146 + ... + 34537508.

It is an arithmetic number, because the mean of its divisors is an integer number (1537267350780).

Almost surely, 212210211202201 is an apocalyptic number.

It is an amenable number.

12210211202201 is a deficient number, since it is larger than the sum of its proper divisors (87927604039).

12210211202201 is a wasteful number, since it uses less digits than its factorization.

12210211202201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602695.

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

Adding to 12210211202201 its reverse (10220211201221), we get a palindrome (22430422403422).

The spelling of 12210211202201 in words is "twelve trillion, two hundred ten billion, two hundred eleven million, two hundred two thousand, two hundred one".

Divisors: 1 139 247193 355363 34359827 49395457 87843246059 12210211202201