Search a number
-
+
2122000000201 = 5984273545963
BaseRepresentation
bin11110111000010001000…
…011100110010011001001
321111212020211100222222001
4132320101003212103021
5234231324000001301
64302500000231001
7306211065252604
oct36702103462311
97455224328861
102122000000201
11748a31752734
122a331160b461
13125146bc5bc3
14749c369133b
153a2e8845c01
hex1ee110e64c9

2122000000201 has 4 divisors (see below), whose sum is σ = 2122004144592. Its totient is φ = 2121995855812.

The previous prime is 2122000000181. The next prime is 2122000000207. The reversal of 2122000000201 is 1020000002212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2122000000201 - 215 = 2121999967433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2122000000207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1174555 + ... + 2371408.

It is an arithmetic number, because the mean of its divisors is an integer number (530501036148).

Almost surely, 22122000000201 is an apocalyptic number.

It is an amenable number.

2122000000201 is a deficient number, since it is larger than the sum of its proper divisors (4144391).

2122000000201 is an equidigital number, since it uses as much as digits as its factorization.

2122000000201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4144390.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 2122000000201 its reverse (1020000002212), we get a palindrome (3142000002413).

The spelling of 2122000000201 in words is "two trillion, one hundred twenty-two billion, two hundred one", and thus it is an aban number.

Divisors: 1 598427 3545963 2122000000201