Search a number
-
+
12102322301 = 732296131181
BaseRepresentation
bin10110100010101101…
…01100100001111101
31011020102122200011022
423101112230201331
5144241143303201
65320522433525
7605623020326
oct132126544175
934212580138
1012102322301
115150499963
1224190628a5
1311ab40c374
1482b45544d
154ac73341b
hex2d15ac87d

12102322301 has 16 divisors (see below), whose sum is σ = 12352230960. Its totient is φ = 11854978560.

The previous prime is 12102322277. The next prime is 12102322333. The reversal of 12102322301 is 10322320121.

It can be written as a sum of positive squares in 8 ways, for example, as 373648900 + 11728673401 = 19330^2 + 108299^2 .

It is a cyclic number.

It is not a de Polignac number, because 12102322301 - 222 = 12098127997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12102322301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12102322381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10246931 + ... + 10248111.

It is an arithmetic number, because the mean of its divisors is an integer number (772014435).

Almost surely, 212102322301 is an apocalyptic number.

It is an amenable number.

12102322301 is a deficient number, since it is larger than the sum of its proper divisors (249908659).

12102322301 is a wasteful number, since it uses less digits than its factorization.

12102322301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2096.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12102322301 its reverse (10322320121), we get a palindrome (22424642422).

The spelling of 12102322301 in words is "twelve billion, one hundred two million, three hundred twenty-two thousand, three hundred one".

Divisors: 1 73 229 613 1181 16717 44749 86213 140377 270449 723953 10247521 19742777 52848569 165785237 12102322301