124220344132 has 24 divisors (see below), whose sum is σ = 218719460736. Its totient is φ = 61729179648.

The previous prime is 124220344123. The next prime is 124220344151. The reversal of 124220344132 is 231443022421.

It is a self number, because there is not a number n which added to its sum of digits gives 124220344132.

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, 8505028 + ... + 8519620.

It is an arithmetic number, because the mean of its divisors is an integer number (9113310864).

Almost surely, 2^124220344132 is an apocalyptic number.

It is an amenable number.

124220344132 is a deficient number, since it is larger than the sum of its proper divisors (94499116604).

124220344132 is a wasteful number, since it uses less digits than its factorization.

124220344132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27507 (or 27505 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 124220344132 its reverse (231443022421), we get a palindrome (355663366553).

The spelling of 124220344132 in words is "one hundred twenty-four billion, two hundred twenty million, three hundred forty-four thousand, one hundred thirty-two".