1273688222203 has 2 divisors, whose sum is σ = 1273688222204. Its totient is φ = 1273688222202.

The previous prime is 1273688222201. The next prime is 1273688222227. The reversal of 1273688222203 is 3022228863721.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1273688222203 - 2¹ = 1273688222201 is a prime.

Together with 1273688222201, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1273688222201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 636844111101 + 636844111102.

It is an arithmetic number, because the mean of its divisors is an integer number (636844111102).

Almost surely, 2^{1273688222203} is an apocalyptic number.

1273688222203 is a deficient number, since it is larger than the sum of its proper divisors (1).

1273688222203 is an equidigital number, since it uses as much as digits as its factorization.

1273688222203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 774144, while the sum is 46.

The spelling of 1273688222203 in words is "one trillion, two hundred seventy-three billion, six hundred eighty-eight million, two hundred twenty-two thousand, two hundred three".