124311412011181 has 2 divisors, whose sum is σ = 124311412011182. Its totient is φ = 124311412011180.

The previous prime is 124311412011173. The next prime is 124311412011239. The reversal of 124311412011181 is 181110214113421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 124200994702500 + 110417308681 = 11144550^2 + 332291^2 .

It is a cyclic number.

It is not a de Polignac number, because 124311412011181 - 2³ = 124311412011173 is a prime.

It is a super-2 number, since 2×124311412011181² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124311412051181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62155706005590 + 62155706005591.

It is an arithmetic number, because the mean of its divisors is an integer number (62155706005591).

Almost surely, 2^{124311412011181} is an apocalyptic number.

It is an amenable number.

124311412011181 is a deficient number, since it is larger than the sum of its proper divisors (1).

124311412011181 is an equidigital number, since it uses as much as digits as its factorization.

124311412011181 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1536, while the sum is 31.

The spelling of 124311412011181 in words is "one hundred twenty-four trillion, three hundred eleven billion, four hundred twelve million, eleven thousand, one hundred eighty-one".