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11210230001 = 27077414013
BaseRepresentation
bin10100111000010111…
…01000100011110001
31001221021000200120202
422130023220203301
5140424304330001
65052214044545
7544541245205
oct123413504361
931837020522
1011210230001
1148329787a3
12220a349755
1310986540b9
14784b96b05
1545926996b
hex29c2e88f1

11210230001 has 4 divisors (see below), whose sum is σ = 11210671092. Its totient is φ = 11209788912.

The previous prime is 11210229983. The next prime is 11210230027. The reversal of 11210230001 is 10003201211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10003201211 = 11617861083.

It can be written as a sum of positive squares in 2 ways, for example, as 10383610000 + 826620001 = 101900^2 + 28751^2 .

It is a cyclic number.

It is not a de Polignac number, because 11210230001 - 230 = 10136488177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11210230091) 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, 179930 + ... + 234083.

It is an arithmetic number, because the mean of its divisors is an integer number (2802667773).

Almost surely, 211210230001 is an apocalyptic number.

It is an amenable number.

11210230001 is a deficient number, since it is larger than the sum of its proper divisors (441091).

11210230001 is an equidigital number, since it uses as much as digits as its factorization.

11210230001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441090.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 11210230001 its reverse (10003201211), we get a palindrome (21213431212).

The spelling of 11210230001 in words is "eleven billion, two hundred ten million, two hundred thirty thousand, one".

Divisors: 1 27077 414013 11210230001