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2212210123 is a prime number
BaseRepresentation
bin1000001111011011…
…1010010111001011
312201011122220210021
42003312322113023
514012311210443
61003303201311
7105551322124
oct20366722713
95634586707
102212210123
11a3580a232
12518a46237
13293418196
1416db3904b
15ce32e9ed
hex83dba5cb

2212210123 has 2 divisors, whose sum is σ = 2212210124. Its totient is φ = 2212210122.

The previous prime is 2212210111. The next prime is 2212210129. The reversal of 2212210123 is 3210122122.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2212210123 - 29 = 2212209611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2212210097 and 2212210106.

It is not a weakly prime, because it can be changed into another prime (2212210129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1106105061 + 1106105062.

It is an arithmetic number, because the mean of its divisors is an integer number (1106105062).

Almost surely, 22212210123 is an apocalyptic number.

2212210123 is a deficient number, since it is larger than the sum of its proper divisors (1).

2212210123 is an equidigital number, since it uses as much as digits as its factorization.

2212210123 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 16.

The square root of 2212210123 is about 47034.1378468873. The cubic root of 2212210123 is about 1302.9931275770.

Adding to 2212210123 its reverse (3210122122), we get a palindrome (5422332245).

The spelling of 2212210123 in words is "two billion, two hundred twelve million, two hundred ten thousand, one hundred twenty-three".