20011120332341 has 2 divisors, whose sum is σ = 20011120332342. Its totient is φ = 20011120332340.

The previous prime is 20011120332337. The next prime is 20011120332373. The reversal of 20011120332341 is 14323302111002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15276731834116 + 4734388498225 = 3908546^2 + 2175865^2 .

It is a cyclic number.

It is not a de Polignac number, because 20011120332341 - 2² = 20011120332337 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20011120332311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10005560166170 + 10005560166171.

It is an arithmetic number, because the mean of its divisors is an integer number (10005560166171).

Almost surely, 2^{20011120332341} is an apocalyptic number.

It is an amenable number.

20011120332341 is a deficient number, since it is larger than the sum of its proper divisors (1).

20011120332341 is an equidigital number, since it uses as much as digits as its factorization.

20011120332341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 20011120332341 its reverse (14323302111002), we get a palindrome (34334422443343).

The spelling of 20011120332341 in words is "twenty trillion, eleven billion, one hundred twenty million, three hundred thirty-two thousand, three hundred forty-one".