124146215142 has 32 divisors (see below), whose sum is σ = 253584639360. Its totient is φ = 40506058560.

The previous prime is 124146215119. The next prime is 124146215143. The reversal of 124146215142 is 241512641421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124146215143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 670084 + ... + 835047.

It is an arithmetic number, because the mean of its divisors is an integer number (7924519980).

Almost surely, 2^124146215142 is an apocalyptic number.

124146215142 is an abundant number, since it is smaller than the sum of its proper divisors (129438424218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

124146215142 is a wasteful number, since it uses less digits than its factorization.

124146215142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1505428.

The product of its digits is 15360, while the sum is 33.

Adding to 124146215142 its reverse (241512641421), we get a palindrome (365658856563).

The spelling of 124146215142 in words is "one hundred twenty-four billion, one hundred forty-six million, two hundred fifteen thousand, one hundred forty-two".