20112344003377 has 2 divisors, whose sum is σ = 20112344003378. Its totient is φ = 20112344003376.

The previous prime is 20112344003309. The next prime is 20112344003431. The reversal of 20112344003377 is 77330044321102.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10628062925041 + 9484281078336 = 3260071^2 + 3079656^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20112344003377 is a prime.

It is not a weakly prime, because it can be changed into another prime (20112344003977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10056172001688 + 10056172001689.

It is an arithmetic number, because the mean of its divisors is an integer number (10056172001689).

Almost surely, 2^{20112344003377} is an apocalyptic number.

It is an amenable number.

20112344003377 is a deficient number, since it is larger than the sum of its proper divisors (1).

20112344003377 is an equidigital number, since it uses as much as digits as its factorization.

20112344003377 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 37.

Adding to 20112344003377 its reverse (77330044321102), we get a palindrome (97442388324479).

The spelling of 20112344003377 in words is "twenty trillion, one hundred twelve billion, three hundred forty-four million, three thousand, three hundred seventy-seven".