3212124429509 has 2 divisors, whose sum is σ = 3212124429510. Its totient is φ = 3212124429508.

The previous prime is 3212124429499. The next prime is 3212124429533. The reversal of 3212124429509 is 9059244212123.

3212124429509 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2250750062500 + 961374367009 = 1500250^2 + 980497^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3212124429509 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3212124429509.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3212124429109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1606062214754 + 1606062214755.

It is an arithmetic number, because the mean of its divisors is an integer number (1606062214755).

Almost surely, 2^{3212124429509} is an apocalyptic number.

It is an amenable number.

3212124429509 is a deficient number, since it is larger than the sum of its proper divisors (1).

3212124429509 is an equidigital number, since it uses as much as digits as its factorization.

3212124429509 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 311040, while the sum is 44.

The spelling of 3212124429509 in words is "three trillion, two hundred twelve billion, one hundred twenty-four million, four hundred twenty-nine thousand, five hundred nine".