124104402142 has 16 divisors (see below), whose sum is σ = 213758704512. Its totient is φ = 52935525720.

The previous prime is 124104402139. The next prime is 124104402151. The reversal of 124104402142 is 241204401421.

It is a happy number.

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, 21003208 + ... + 21009115.

It is an arithmetic number, because the mean of its divisors is an integer number (13359919032).

Almost surely, 2^124104402142 is an apocalyptic number.

124104402142 is a deficient number, since it is larger than the sum of its proper divisors (89654302370).

124104402142 is a wasteful number, since it uses less digits than its factorization.

124104402142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42012543.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 124104402142 its reverse (241204401421), we get a palindrome (365308803563).

The spelling of 124104402142 in words is "one hundred twenty-four billion, one hundred four million, four hundred two thousand, one hundred forty-two".