5551211128301 has 2 divisors, whose sum is σ = 5551211128302. Its totient is φ = 5551211128300.

The previous prime is 5551211128297. The next prime is 5551211128349. The reversal of 5551211128301 is 1038211121555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4978025860201 + 573185268100 = 2231149^2 + 757090^2 .

It is a cyclic number.

It is not a de Polignac number, because 5551211128301 - 2² = 5551211128297 is a prime.

It is a super-2 number, since 2×5551211128301² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5551211128361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2775605564150 + 2775605564151.

It is an arithmetic number, because the mean of its divisors is an integer number (2775605564151).

Almost surely, 2^{5551211128301} is an apocalyptic number.

It is an amenable number.

5551211128301 is a deficient number, since it is larger than the sum of its proper divisors (1).

5551211128301 is an equidigital number, since it uses as much as digits as its factorization.

5551211128301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12000, while the sum is 35.

Adding to 5551211128301 its reverse (1038211121555), we get a palindrome (6589422249856).

The spelling of 5551211128301 in words is "five trillion, five hundred fifty-one billion, two hundred eleven million, one hundred twenty-eight thousand, three hundred one".