2100530017441 has 2 divisors, whose sum is σ = 2100530017442. Its totient is φ = 2100530017440.

The previous prime is 2100530017381. The next prime is 2100530017489. The reversal of 2100530017441 is 1447100350012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2079568769041 + 20961248400 = 1442071^2 + 144780^2 .

It is a cyclic number.

It is not a de Polignac number, because 2100530017441 - 2²¹ = 2100527920289 is a prime.

It is not a weakly prime, because it can be changed into another prime (2100530017241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050265008720 + 1050265008721.

It is an arithmetic number, because the mean of its divisors is an integer number (1050265008721).

Almost surely, 2^{2100530017441} is an apocalyptic number.

It is an amenable number.

2100530017441 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100530017441 is an equidigital number, since it uses as much as digits as its factorization.

2100530017441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3360, while the sum is 28.

Adding to 2100530017441 its reverse (1447100350012), we get a palindrome (3547630367453).

The spelling of 2100530017441 in words is "two trillion, one hundred billion, five hundred thirty million, seventeen thousand, four hundred forty-one".