Search a number
-
+
122324472211 is a prime number
BaseRepresentation
bin111000111101100011…
…0110101000110010011
3102200202000002000220211
41301323012311012103
54001010031102321
6132110045544551
711560212600214
oct1617306650623
9380660060824
10122324472211
1147971a80537
121b85a275157
13b6c594a406
145cc5d4540b
1532ae0ad0e1
hex1c7b1b5193

122324472211 has 2 divisors, whose sum is σ = 122324472212. Its totient is φ = 122324472210.

The previous prime is 122324472191. The next prime is 122324472241. The reversal of 122324472211 is 112274423221.

It is a weak prime.

It is an emirp because it is prime and its reverse (112274423221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 122324472211 - 215 = 122324439443 is a prime.

It is a super-2 number, since 2×1223244722112 (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (122324472241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61162236105 + 61162236106.

It is an arithmetic number, because the mean of its divisors is an integer number (61162236106).

Almost surely, 2122324472211 is an apocalyptic number.

122324472211 is a deficient number, since it is larger than the sum of its proper divisors (1).

122324472211 is an equidigital number, since it uses as much as digits as its factorization.

122324472211 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10752, while the sum is 31.

Adding to 122324472211 its reverse (112274423221), we get a palindrome (234598895432).

The spelling of 122324472211 in words is "one hundred twenty-two billion, three hundred twenty-four million, four hundred seventy-two thousand, two hundred eleven".