11230005523501 has 2 divisors, whose sum is σ = 11230005523502. Its totient is φ = 11230005523500.

The previous prime is 11230005523487. The next prime is 11230005523507. The reversal of 11230005523501 is 10532550003211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9123124243401 + 2106881280100 = 3020451^2 + 1451510^2 .

It is a cyclic number.

It is not a de Polignac number, because 11230005523501 - 2¹⁵ = 11230005490733 is a prime.

It is a super-2 number, since 2×11230005523501² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11230005523501.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11230005523507) 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, 5615002761750 + 5615002761751.

It is an arithmetic number, because the mean of its divisors is an integer number (5615002761751).

Almost surely, 2^{11230005523501} is an apocalyptic number.

It is an amenable number.

11230005523501 is a deficient number, since it is larger than the sum of its proper divisors (1).

11230005523501 is an equidigital number, since it uses as much as digits as its factorization.

11230005523501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 28.

Adding to 11230005523501 its reverse (10532550003211), we get a palindrome (21762555526712).

The spelling of 11230005523501 in words is "eleven trillion, two hundred thirty billion, five million, five hundred twenty-three thousand, five hundred one".