Search a number
-
+
1232100320131 = 4393773055721
BaseRepresentation
bin10001111011011110111…
…001101110001110000011
311100210021012010022221001
4101323132321232032003
5130141320140221011
62342004041512431
7155005410631132
oct21733671561603
94323235108831
101232100320131
1143559256778a
1217a957aa2717
138c256b50585
14438c38a3919
15220b2de17c1
hex11edee6e383

1232100320131 has 8 divisors (see below), whose sum is σ = 1260888680304. Its totient is φ = 1203318090240.

The previous prime is 1232100319963. The next prime is 1232100320201. The reversal of 1232100320131 is 1310230012321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1232100320131 - 229 = 1231563449219 is a prime.

It is a super-2 number, since 2×12321003201312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1232100320099 and 1232100320108.

It is not an unprimeable number, because it can be changed into a prime (1232100320431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1124650 + ... + 1931071.

It is an arithmetic number, because the mean of its divisors is an integer number (157611085038).

Almost surely, 21232100320131 is an apocalyptic number.

1232100320131 is a deficient number, since it is larger than the sum of its proper divisors (28788360173).

1232100320131 is an equidigital number, since it uses as much as digits as its factorization.

1232100320131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3065141.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1232100320131 its reverse (1310230012321), we get a palindrome (2542330332452).

The spelling of 1232100320131 in words is "one trillion, two hundred thirty-two billion, one hundred million, three hundred twenty thousand, one hundred thirty-one".

Divisors: 1 43 9377 403211 3055721 131396003 28653495817 1232100320131