2011320341 has 2 divisors, whose sum is σ = 2011320342. Its totient is φ = 2011320340.

The previous prime is 2011320301. The next prime is 2011320359. The reversal of 2011320341 is 1430231102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1480017841 + 531302500 = 38471^2 + 23050^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2011320341 is a prime.

It is a super-3 number, since 3×2011320341³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2011320301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005660170 + 1005660171.

It is an arithmetic number, because the mean of its divisors is an integer number (1005660171).

Almost surely, 2^2011320341 is an apocalyptic number.

It is an amenable number.

2011320341 is a deficient number, since it is larger than the sum of its proper divisors (1).

2011320341 is an equidigital number, since it uses as much as digits as its factorization.

2011320341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2011320341 is about 44847.7462198492. The cubic root of 2011320341 is about 1262.2937016249.

Adding to 2011320341 its reverse (1430231102), we get a palindrome (3441551443).

The spelling of 2011320341 in words is "two billion, eleven million, three hundred twenty thousand, three hundred forty-one".