1123332331201 has 2 divisors, whose sum is σ = 1123332331202. Its totient is φ = 1123332331200.

The previous prime is 1123332331117. The next prime is 1123332331207. The reversal of 1123332331201 is 1021332333211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1039174321201 + 84158010000 = 1019399^2 + 290100^2 .

It is an emirp because it is prime and its reverse (1021332333211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1123332331201 - 2²¹ = 1123330234049 is a prime.

It is not a weakly prime, because it can be changed into another prime (1123332331207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561666165600 + 561666165601.

It is an arithmetic number, because the mean of its divisors is an integer number (561666165601).

Almost surely, 2^{1123332331201} is an apocalyptic number.

It is an amenable number.

1123332331201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1123332331201 is an equidigital number, since it uses as much as digits as its factorization.

1123332331201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 1123332331201 its reverse (1021332333211), we get a palindrome (2144664664412).

The spelling of 1123332331201 in words is "one trillion, one hundred twenty-three billion, three hundred thirty-two million, three hundred thirty-one thousand, two hundred one".