20411041402441 has 2 divisors, whose sum is σ = 20411041402442. Its totient is φ = 20411041402440.

The previous prime is 20411041402429. The next prime is 20411041402447. The reversal of 20411041402441 is 14420414011402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14626073604025 + 5784967798416 = 3824405^2 + 2405196^2 .

It is a cyclic number.

It is not a de Polignac number, because 20411041402441 - 2²¹ = 20411039305289 is a prime.

It is a super-2 number, since 2×20411041402441² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20411041402447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10205520701220 + 10205520701221.

It is an arithmetic number, because the mean of its divisors is an integer number (10205520701221).

Almost surely, 2^{20411041402441} is an apocalyptic number.

It is an amenable number.

20411041402441 is a deficient number, since it is larger than the sum of its proper divisors (1).

20411041402441 is an equidigital number, since it uses as much as digits as its factorization.

20411041402441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4096, while the sum is 28.

Adding to 20411041402441 its reverse (14420414011402), we get a palindrome (34831455413843).

The spelling of 20411041402441 in words is "twenty trillion, four hundred eleven billion, forty-one million, four hundred two thousand, four hundred forty-one".