1320112201 has 2 divisors, whose sum is σ = 1320112202. Its totient is φ = 1320112200.

The previous prime is 1320112193. The next prime is 1320112231. The reversal of 1320112201 is 1022110231.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1303137801 + 16974400 = 36099^2 + 4120^2 .

It is a cyclic number.

It is not a de Polignac number, because 1320112201 - 2³ = 1320112193 is a prime.

It is not a weakly prime, because it can be changed into another prime (1320112231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 660056100 + 660056101.

It is an arithmetic number, because the mean of its divisors is an integer number (660056101).

Almost surely, 2^1320112201 is an apocalyptic number.

It is an amenable number.

1320112201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1320112201 is an equidigital number, since it uses as much as digits as its factorization.

1320112201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 13.

The square root of 1320112201 is about 36333.3483318012. The cubic root of 1320112201 is about 1096.9923904534.

Adding to 1320112201 its reverse (1022110231), we get a palindrome (2342222432).

The spelling of 1320112201 in words is "one billion, three hundred twenty million, one hundred twelve thousand, two hundred one".