5561010061201 has 6 divisors (see below), whose sum is σ = 6468930071250. Its totient is φ = 4766580052416.

The previous prime is 5561010061157. The next prime is 5561010061213. The reversal of 5561010061201 is 1021600101655.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5130116280576 + 430893780625 = 2264976^2 + 656425^2 .

It is not a de Polignac number, because 5561010061201 - 2⁹ = 5561010060689 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5561010061201.

It is not an unprimeable number, because it can be changed into a prime (5561010061231) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56745000576 + ... + 56745000673.

It is an arithmetic number, because the mean of its divisors is an integer number (1078155011875).

Almost surely, 2^{5561010061201} is an apocalyptic number.

It is an amenable number.

5561010061201 is a deficient number, since it is larger than the sum of its proper divisors (907920010049).

5561010061201 is a wasteful number, since it uses less digits than its factorization.

5561010061201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113490001263 (or 113490001256 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 28.

Adding to 5561010061201 its reverse (1021600101655), we get a palindrome (6582610162856).

The spelling of 5561010061201 in words is "five trillion, five hundred sixty-one billion, ten million, sixty-one thousand, two hundred one".