Search a number
-
+
122210110223 is a prime number
BaseRepresentation
bin111000111010001001…
…0100100101100001111
3102200110000212211202122
41301310102210230033
54000241242011343
6132050442443155
711554323540305
oct1616422445417
9380400784678
10122210110223
114791346a6a3
121b827b034bb
13b6a80487b6
145cb4a96275
1532a401d068
hex1c744a4b0f

122210110223 has 2 divisors, whose sum is σ = 122210110224. Its totient is φ = 122210110222.

The previous prime is 122210110207. The next prime is 122210110229. The reversal of 122210110223 is 322011012221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122210110223 - 24 = 122210110207 is a prime.

It is a super-2 number, since 2×1222101102232 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122210110229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61105055111 + 61105055112.

It is an arithmetic number, because the mean of its divisors is an integer number (61105055112).

Almost surely, 2122210110223 is an apocalyptic number.

122210110223 is a deficient number, since it is larger than the sum of its proper divisors (1).

122210110223 is an equidigital number, since it uses as much as digits as its factorization.

122210110223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 122210110223 its reverse (322011012221), we get a palindrome (444221122444).

The spelling of 122210110223 in words is "one hundred twenty-two billion, two hundred ten million, one hundred ten thousand, two hundred twenty-three".