11331122099851 has 2 divisors, whose sum is σ = 11331122099852. Its totient is φ = 11331122099850.

The previous prime is 11331122099849. The next prime is 11331122099861. The reversal of 11331122099851 is 15899022113311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11331122099851 - 2¹ = 11331122099849 is a prime.

It is a super-2 number, since 2×11331122099851² (a number of 27 digits) contains 22 as substring.

Together with 11331122099849, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (11331122099831) 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, 5665561049925 + 5665561049926.

It is an arithmetic number, because the mean of its divisors is an integer number (5665561049926).

Almost surely, 2^{11331122099851} is an apocalyptic number.

11331122099851 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331122099851 is an equidigital number, since it uses as much as digits as its factorization.

11331122099851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 46.

The spelling of 11331122099851 in words is "eleven trillion, three hundred thirty-one billion, one hundred twenty-two million, ninety-nine thousand, eight hundred fifty-one".