2100298207541 has 2 divisors, whose sum is σ = 2100298207542. Its totient is φ = 2100298207540.

The previous prime is 2100298207531. The next prime is 2100298207571. The reversal of 2100298207541 is 1457028920012.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1808621522500 + 291676685041 = 1344850^2 + 540071^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2100298207541 is a prime.

It is a super-2 number, since 2×2100298207541² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2100298207531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050149103770 + 1050149103771.

It is an arithmetic number, because the mean of its divisors is an integer number (1050149103771).

Almost surely, 2^{2100298207541} is an apocalyptic number.

It is an amenable number.

2100298207541 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100298207541 is an equidigital number, since it uses as much as digits as its factorization.

2100298207541 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80640, while the sum is 41.

The spelling of 2100298207541 in words is "two trillion, one hundred billion, two hundred ninety-eight million, two hundred seven thousand, five hundred forty-one".