1213203232159 has 2 divisors, whose sum is σ = 1213203232160. Its totient is φ = 1213203232158.

The previous prime is 1213203232147. The next prime is 1213203232211. The reversal of 1213203232159 is 9512323023121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1213203232159 - 2¹⁵ = 1213203199391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1213203232859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606601616079 + 606601616080.

It is an arithmetic number, because the mean of its divisors is an integer number (606601616080).

Almost surely, 2^{1213203232159} is an apocalyptic number.

1213203232159 is a deficient number, since it is larger than the sum of its proper divisors (1).

1213203232159 is an equidigital number, since it uses as much as digits as its factorization.

1213203232159 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 34.

The spelling of 1213203232159 in words is "one trillion, two hundred thirteen billion, two hundred three million, two hundred thirty-two thousand, one hundred fifty-nine".