11331223031201 has 2 divisors, whose sum is σ = 11331223031202. Its totient is φ = 11331223031200.

The previous prime is 11331223031189. The next prime is 11331223031221. The reversal of 11331223031201 is 10213032213311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10633957950625 + 697265080576 = 3260975^2 + 835024^2 .

It is a cyclic number.

It is not a de Polignac number, because 11331223031201 - 2¹⁴ = 11331223014817 is a prime.

It is not a weakly prime, because it can be changed into another prime (11331223031221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5665611515600 + 5665611515601.

It is an arithmetic number, because the mean of its divisors is an integer number (5665611515601).

Almost surely, 2^{11331223031201} is an apocalyptic number.

It is an amenable number.

11331223031201 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331223031201 is an equidigital number, since it uses as much as digits as its factorization.

11331223031201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 11331223031201 its reverse (10213032213311), we get a palindrome (21544255244512).

The spelling of 11331223031201 in words is "eleven trillion, three hundred thirty-one billion, two hundred twenty-three million, thirty-one thousand, two hundred one".