124311412011242 has 4 divisors (see below), whose sum is σ = 186467118016866. Its totient is φ = 62155706005620.

The previous prime is 124311412011239. The next prime is 124311412011253. The reversal of 124311412011242 is 242110214113421.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 105046941076081 + 19264470935161 = 10249241^2 + 4389131^2 .

It is an unprimeable number.

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, 31077853002809 + ... + 31077853002812.

Almost surely, 2^{124311412011242} is an apocalyptic number.

124311412011242 is a deficient number, since it is larger than the sum of its proper divisors (62155706005624).

124311412011242 is an equidigital number, since it uses as much as digits as its factorization.

124311412011242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62155706005623.

The product of its (nonzero) digits is 3072, while the sum is 29.

Adding to 124311412011242 its reverse (242110214113421), we get a palindrome (366421626124663).

The spelling of 124311412011242 in words is "one hundred twenty-four trillion, three hundred eleven billion, four hundred twelve million, eleven thousand, two hundred forty-two".