133333421212867 has 2 divisors, whose sum is σ = 133333421212868. Its totient is φ = 133333421212866.

The previous prime is 133333421212781. The next prime is 133333421212919. The reversal of 133333421212867 is 768212124333331.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 133333421212867 - 2¹⁹ = 133333420688579 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133333421212867.

It is not a weakly prime, because it can be changed into another prime (133333421812867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66666710606433 + 66666710606434.

It is an arithmetic number, because the mean of its divisors is an integer number (66666710606434).

Almost surely, 2^{133333421212867} is an apocalyptic number.

133333421212867 is a deficient number, since it is larger than the sum of its proper divisors (1).

133333421212867 is an equidigital number, since it uses as much as digits as its factorization.

133333421212867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2612736, while the sum is 49.

The spelling of 133333421212867 in words is "one hundred thirty-three trillion, three hundred thirty-three billion, four hundred twenty-one million, two hundred twelve thousand, eight hundred sixty-seven".