23110012223149 has 2 divisors, whose sum is σ = 23110012223150. Its totient is φ = 23110012223148.

The previous prime is 23110012223131. The next prime is 23110012223171. The reversal of 23110012223149 is 94132221001132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17276966094249 + 5833046128900 = 4156557^2 + 2415170^2 .

It is a cyclic number.

It is not a de Polignac number, because 23110012223149 - 2⁹ = 23110012222637 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23110012223149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23110012253149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11555006111574 + 11555006111575.

It is an arithmetic number, because the mean of its divisors is an integer number (11555006111575).

Almost surely, 2^{23110012223149} is an apocalyptic number.

It is an amenable number.

23110012223149 is a deficient number, since it is larger than the sum of its proper divisors (1).

23110012223149 is an equidigital number, since it uses as much as digits as its factorization.

23110012223149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 31.

The spelling of 23110012223149 in words is "twenty-three trillion, one hundred ten billion, twelve million, two hundred twenty-three thousand, one hundred forty-nine".