10211231089 has 2 divisors, whose sum is σ = 10211231090. Its totient is φ = 10211231088.

The previous prime is 10211231077. The next prime is 10211231117. The reversal of 10211231089 is 98013211201.

It is an a-pointer prime, because the next prime (10211231117) can be obtained adding 10211231089 to its sum of digits (28).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5121835489 + 5089395600 = 71567^2 + 71340^2 .

It is a cyclic number.

It is not a de Polignac number, because 10211231089 - 2⁵ = 10211231057 is a prime.

It is not a weakly prime, because it can be changed into another prime (10211231489) 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, 5105615544 + 5105615545.

It is an arithmetic number, because the mean of its divisors is an integer number (5105615545).

Almost surely, 2^10211231089 is an apocalyptic number.

It is an amenable number.

10211231089 is a deficient number, since it is larger than the sum of its proper divisors (1).

10211231089 is an equidigital number, since it uses as much as digits as its factorization.

10211231089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 28.

The spelling of 10211231089 in words is "ten billion, two hundred eleven million, two hundred thirty-one thousand, eighty-nine".