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2210230201 = 2718155831
BaseRepresentation
bin1000001110111101…
…0110111110111001
312201000221022211211
42003233112332321
514011304331301
61003152523121
7105525434554
oct20357267671
95630838754
102210230201
11a34687733
125182504a1
13292ba3c2a
1416d78169b
15ce08d051
hex83bd6fb9

2210230201 has 4 divisors (see below), whose sum is σ = 2218386304. Its totient is φ = 2202074100.

The previous prime is 2210230189. The next prime is 2210230207. The reversal of 2210230201 is 1020320122.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1020320122 = 2510160061.

It is a cyclic number.

It is not a de Polignac number, because 2210230201 - 213 = 2210222009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2210230207) 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, 4077645 + ... + 4078186.

It is an arithmetic number, because the mean of its divisors is an integer number (554596576).

Almost surely, 22210230201 is an apocalyptic number.

It is an amenable number.

2210230201 is a deficient number, since it is larger than the sum of its proper divisors (8156103).

2210230201 is an equidigital number, since it uses as much as digits as its factorization.

2210230201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8156102.

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 2210230201 is about 47013.0854231032. The cubic root of 2210230201 is about 1302.6042864568.

Adding to 2210230201 its reverse (1020320122), we get a palindrome (3230550323).

The spelling of 2210230201 in words is "two billion, two hundred ten million, two hundred thirty thousand, two hundred one".

Divisors: 1 271 8155831 2210230201