124120240142 has 16 divisors (see below), whose sum is σ = 196296996240. Its totient is φ = 58698497088.

The previous prime is 124120240133. The next prime is 124120240151. The reversal of 124120240142 is 241042021421.

It is an interprime number because it is at equal distance from previous prime (124120240133) and next prime (124120240151).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2623493 + ... + 2670384.

It is an arithmetic number, because the mean of its divisors is an integer number (12268562265).

Almost surely, 2^124120240142 is an apocalyptic number.

124120240142 is a deficient number, since it is larger than the sum of its proper divisors (72176756098).

124120240142 is a wasteful number, since it uses less digits than its factorization.

124120240142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5294515.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 124120240142 its reverse (241042021421), we get a palindrome (365162261563).

The spelling of 124120240142 in words is "one hundred twenty-four billion, one hundred twenty million, two hundred forty thousand, one hundred forty-two".