11331122009113 has 2 divisors, whose sum is σ = 11331122009114. Its totient is φ = 11331122009112.

The previous prime is 11331122009069. The next prime is 11331122009173. The reversal of 11331122009113 is 31190022113311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11008540039744 + 322581969369 = 3317912^2 + 567963^2 .

It is an emirp because it is prime and its reverse (31190022113311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11331122009113 - 2²⁵ = 11331088454681 is a prime.

It is not a weakly prime, because it can be changed into another prime (11331122009173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5665561004556 + 5665561004557.

It is an arithmetic number, because the mean of its divisors is an integer number (5665561004557).

Almost surely, 2^{11331122009113} is an apocalyptic number.

It is an amenable number.

11331122009113 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331122009113 is an equidigital number, since it uses as much as digits as its factorization.

11331122009113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 28.

The spelling of 11331122009113 in words is "eleven trillion, three hundred thirty-one billion, one hundred twenty-two million, nine thousand, one hundred thirteen".