10231120409 has 2 divisors, whose sum is σ = 10231120410. Its totient is φ = 10231120408.

The previous prime is 10231120373. The next prime is 10231120441. The reversal of 10231120409 is 90402113201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8754409225 + 1476711184 = 93565^2 + 38428^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10231120409 is a prime.

It is not a weakly prime, because it can be changed into another prime (10231120469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5115560204 + 5115560205.

It is an arithmetic number, because the mean of its divisors is an integer number (5115560205).

Almost surely, 2^10231120409 is an apocalyptic number.

It is an amenable number.

10231120409 is a deficient number, since it is larger than the sum of its proper divisors (1).

10231120409 is an equidigital number, since it uses as much as digits as its factorization.

10231120409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

The spelling of 10231120409 in words is "ten billion, two hundred thirty-one million, one hundred twenty thousand, four hundred nine".