122556660803 has 2 divisors, whose sum is σ = 122556660804. Its totient is φ = 122556660802.

The previous prime is 122556660767. The next prime is 122556660839. The reversal of 122556660803 is 308066655221.

It is a balanced prime because it is at equal distance from previous prime (122556660767) and next prime (122556660839).

It is a cyclic number.

It is not a de Polignac number, because 122556660803 - 2¹⁰ = 122556659779 is a prime.

It is not a weakly prime, because it can be changed into another prime (122556660503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61278330401 + 61278330402.

It is an arithmetic number, because the mean of its divisors is an integer number (61278330402).

Almost surely, 2^122556660803 is an apocalyptic number.

122556660803 is a deficient number, since it is larger than the sum of its proper divisors (1).

122556660803 is an equidigital number, since it uses as much as digits as its factorization.

122556660803 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 122556660803 in words is "one hundred twenty-two billion, five hundred fifty-six million, six hundred sixty thousand, eight hundred three".