11555542020301 has 2 divisors, whose sum is σ = 11555542020302. Its totient is φ = 11555542020300.

The previous prime is 11555542020289. The next prime is 11555542020443. The reversal of 11555542020301 is 10302024555511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6514102571076 + 5041439449225 = 2552274^2 + 2245315^2 .

It is a cyclic number.

It is not a de Polignac number, because 11555542020301 - 2¹³ = 11555542012109 is a prime.

It is a super-2 number, since 2×11555542020301² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11555542020901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5777771010150 + 5777771010151.

It is an arithmetic number, because the mean of its divisors is an integer number (5777771010151).

Almost surely, 2^{11555542020301} is an apocalyptic number.

It is an amenable number.

11555542020301 is a deficient number, since it is larger than the sum of its proper divisors (1).

11555542020301 is an equidigital number, since it uses as much as digits as its factorization.

11555542020301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 30000, while the sum is 34.

Adding to 11555542020301 its reverse (10302024555511), we get a palindrome (21857566575812).

The spelling of 11555542020301 in words is "eleven trillion, five hundred fifty-five billion, five hundred forty-two million, twenty thousand, three hundred one".