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122123312033 is a prime number
BaseRepresentation
bin111000110111100011…
…1011101101110100001
3102200012222120001000212
41301233013131232201
54000102031441113
6132034102223505
711552221011332
oct1615707355641
9380188501025
10122123312033
1147879475958
121b802a24b95
13b693078018
145ca7340289
15329b5c50a8
hex1c6f1ddba1

122123312033 has 2 divisors, whose sum is σ = 122123312034. Its totient is φ = 122123312032.

The previous prime is 122123312021. The next prime is 122123312089. The reversal of 122123312033 is 330213321221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78227614864 + 43895697169 = 279692^2 + 209513^2 .

It is a cyclic number.

It is not a de Polignac number, because 122123312033 - 28 = 122123311777 is a prime.

It is not a weakly prime, because it can be changed into another prime (122123312533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61061656016 + 61061656017.

It is an arithmetic number, because the mean of its divisors is an integer number (61061656017).

Almost surely, 2122123312033 is an apocalyptic number.

It is an amenable number.

122123312033 is a deficient number, since it is larger than the sum of its proper divisors (1).

122123312033 is an equidigital number, since it uses as much as digits as its factorization.

122123312033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 122123312033 its reverse (330213321221), we get a palindrome (452336633254).

The spelling of 122123312033 in words is "one hundred twenty-two billion, one hundred twenty-three million, three hundred twelve thousand, thirty-three".