Search a number
BaseRepresentation
bin111110100111111…
…1100000100101111
312102110000122011022
41331033330010233
513300420031343
6544302444355
7103034004116
oct17517740457
95373018138
102101330223
11989167553
124a78936bb
13276465485
1415d114c7d
15c472b568
hex7d3fc12f

2101330223 has 2 divisors, whose sum is σ = 2101330224. Its totient is φ = 2101330222.

The previous prime is 2101330219. The next prime is 2101330229. The reversal of 2101330223 is 3220331012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2101330223 - 22 = 2101330219 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2101330229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050665111 + 1050665112.

It is an arithmetic number, because the mean of its divisors is an integer number (1050665112).

Almost surely, 22101330223 is an apocalyptic number.

2101330223 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101330223 is an equidigital number, since it uses as much as digits as its factorization.

2101330223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 2101330223 is about 45840.2685746931. The cubic root of 2101330223 is about 1280.8494977345.

Adding to 2101330223 its reverse (3220331012), we get a palindrome (5321661235).

The spelling of 2101330223 in words is "two billion, one hundred one million, three hundred thirty thousand, two hundred twenty-three".