Search a number
-
+
1322303131 is a prime number
BaseRepresentation
bin100111011010000…
…1011111010011011
310102011010221220001
41032310023322123
510202002200011
6335113313431
744524251112
oct11664137233
93364127801
101322303131
11619450a06
1230aa05877
13180c467b6
14c7888c79
157b1487c1
hex4ed0be9b

1322303131 has 2 divisors, whose sum is σ = 1322303132. Its totient is φ = 1322303130.

The previous prime is 1322303117. The next prime is 1322303149. The reversal of 1322303131 is 1313032231.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1322303131 - 223 = 1313914523 is a prime.

It is a super-2 number, since 2×13223031312 = 3496971140504806322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1322303099 and 1322303108.

It is not a weakly prime, because it can be changed into another prime (1322303431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661151565 + 661151566.

It is an arithmetic number, because the mean of its divisors is an integer number (661151566).

Almost surely, 21322303131 is an apocalyptic number.

1322303131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322303131 is an equidigital number, since it uses as much as digits as its factorization.

1322303131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 1322303131 is about 36363.4862327583. The cubic root of 1322303131 is about 1097.5989311040.

Adding to 1322303131 its reverse (1313032231), we get a palindrome (2635335362).

The spelling of 1322303131 in words is "one billion, three hundred twenty-two million, three hundred three thousand, one hundred thirty-one".