122103101231987 has 2 divisors, whose sum is σ = 122103101231988. Its totient is φ = 122103101231986.

The previous prime is 122103101231983. The next prime is 122103101232019. The reversal of 122103101231987 is 789132101301221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122103101231987 - 2² = 122103101231983 is a prime.

It is not a weakly prime, because it can be changed into another prime (122103101231983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61051550615993 + 61051550615994.

It is an arithmetic number, because the mean of its divisors is an integer number (61051550615994).

Almost surely, 2^{122103101231987} is an apocalyptic number.

122103101231987 is a deficient number, since it is larger than the sum of its proper divisors (1).

122103101231987 is an equidigital number, since it uses as much as digits as its factorization.

122103101231987 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 41.

The spelling of 122103101231987 in words is "one hundred twenty-two trillion, one hundred three billion, one hundred one million, two hundred thirty-one thousand, nine hundred eighty-seven".