2241365300161 has 9 divisors (see below), whose sum is σ = 2427061607139. Its totient is φ = 2068934619336.

The previous prime is 2241365300123. The next prime is 2241365300173. The reversal of 2241365300161 is 1610035631422.

The square root of 2241365300161 is 1497119.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 331562914225 + 1909802385936 = 575815^2 + 1381956^2 .

It is not a de Polignac number, because 2241365300161 - 2¹¹ = 2241365298113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2241365300191) 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 in 8 ways as a sum of consecutive naturals, for example, 19404966 + ... + 19520128.

Almost surely, 2^{2241365300161} is an apocalyptic number.

2241365300161 is the 1497119-th square number.

2241365300161 is the 748560-th centered octagonal number.

It is an amenable number.

2241365300161 is a deficient number, since it is larger than the sum of its proper divisors (185696306978).

2241365300161 is an frugal number, since it uses more digits than its factorization.

2241365300161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230352 (or 115176 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The spelling of 2241365300161 in words is "two trillion, two hundred forty-one billion, three hundred sixty-five million, three hundred thousand, one hundred sixty-one".