203101212089 has 2 divisors, whose sum is σ = 203101212090. Its totient is φ = 203101212088.

The previous prime is 203101212079. The next prime is 203101212103. The reversal of 203101212089 is 980212101302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 173905680400 + 29195531689 = 417020^2 + 170867^2 .

It is a cyclic number.

It is not a de Polignac number, because 203101212089 - 2¹⁶ = 203101146553 is a prime.

It is not a weakly prime, because it can be changed into another prime (203101212019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101550606044 + 101550606045.

It is an arithmetic number, because the mean of its divisors is an integer number (101550606045).

Almost surely, 2^203101212089 is an apocalyptic number.

It is an amenable number.

203101212089 is a deficient number, since it is larger than the sum of its proper divisors (1).

203101212089 is an equidigital number, since it uses as much as digits as its factorization.

203101212089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 29.

The spelling of 203101212089 in words is "two hundred three billion, one hundred one million, two hundred twelve thousand, eighty-nine".