33112123189 has 2 divisors, whose sum is σ = 33112123190. Its totient is φ = 33112123188.

The previous prime is 33112123171. The next prime is 33112123241. The reversal of 33112123189 is 98132121133.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 31954422564 + 1157700625 = 178758^2 + 34025^2 .

It is a cyclic number.

It is not a de Polignac number, because 33112123189 - 2¹⁷ = 33111992117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33112123159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16556061594 + 16556061595.

It is an arithmetic number, because the mean of its divisors is an integer number (16556061595).

Almost surely, 2^33112123189 is an apocalyptic number.

It is an amenable number.

33112123189 is a deficient number, since it is larger than the sum of its proper divisors (1).

33112123189 is an equidigital number, since it uses as much as digits as its factorization.

33112123189 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 34.

The spelling of 33112123189 in words is "thirty-three billion, one hundred twelve million, one hundred twenty-three thousand, one hundred eighty-nine".