23331120077 has 2 divisors, whose sum is σ = 23331120078. Its totient is φ = 23331120076.

The previous prime is 23331120047. The next prime is 23331120157. The reversal of 23331120077 is 77002113332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23321565796 + 9554281 = 152714^2 + 3091^2 .

It is a cyclic number.

It is not a de Polignac number, because 23331120077 - 2⁶ = 23331120013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23331120017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11665560038 + 11665560039.

It is an arithmetic number, because the mean of its divisors is an integer number (11665560039).

Almost surely, 2^23331120077 is an apocalyptic number.

It is an amenable number.

23331120077 is a deficient number, since it is larger than the sum of its proper divisors (1).

23331120077 is an equidigital number, since it uses as much as digits as its factorization.

23331120077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5292, while the sum is 29.

The spelling of 23331120077 in words is "twenty-three billion, three hundred thirty-one million, one hundred twenty thousand, seventy-seven".