12103020089 has 2 divisors, whose sum is σ = 12103020090. Its totient is φ = 12103020088.

The previous prime is 12103020067. The next prime is 12103020131. The reversal of 12103020089 is 98002030121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12070757689 + 32262400 = 109867^2 + 5680^2 .

It is a cyclic number.

It is not a de Polignac number, because 12103020089 - 2¹⁶ = 12102954553 is a prime.

It is not a weakly prime, because it can be changed into another prime (12103020289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6051510044 + 6051510045.

It is an arithmetic number, because the mean of its divisors is an integer number (6051510045).

Almost surely, 2^12103020089 is an apocalyptic number.

It is an amenable number.

12103020089 is a deficient number, since it is larger than the sum of its proper divisors (1).

12103020089 is an equidigital number, since it uses as much as digits as its factorization.

12103020089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 26.

The spelling of 12103020089 in words is "twelve billion, one hundred three million, twenty thousand, eighty-nine".