11331330221867 has 2 divisors, whose sum is σ = 11331330221868. Its totient is φ = 11331330221866.

The previous prime is 11331330221863. The next prime is 11331330221873. The reversal of 11331330221867 is 76812203313311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11331330221867 - 2² = 11331330221863 is a prime.

It is a super-3 number, since 3×11331330221867³ (a number of 40 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (11331330221863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5665665110933 + 5665665110934.

It is an arithmetic number, because the mean of its divisors is an integer number (5665665110934).

Almost surely, 2^{11331330221867} is an apocalyptic number.

11331330221867 is a deficient number, since it is larger than the sum of its proper divisors (1).

11331330221867 is an equidigital number, since it uses as much as digits as its factorization.

11331330221867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 41.

The spelling of 11331330221867 in words is "eleven trillion, three hundred thirty-one billion, three hundred thirty million, two hundred twenty-one thousand, eight hundred sixty-seven".