124332220042 has 8 divisors (see below), whose sum is σ = 187464643236. Its totient is φ = 61844005632.

The previous prime is 124332220009. The next prime is 124332220049. The reversal of 124332220042 is 240022233421.

It can be written as a sum of positive squares in 2 ways, for example, as 118053400921 + 6278819121 = 343589^2 + 79239^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 124332219989 and 124332220016.

It is not an unprimeable number, because it can be changed into a prime (124332220049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161051713 + ... + 161052484.

Almost surely, 2^124332220042 is an apocalyptic number.

124332220042 is a deficient number, since it is larger than the sum of its proper divisors (63132423194).

124332220042 is a wasteful number, since it uses less digits than its factorization.

124332220042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322104392.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 124332220042 its reverse (240022233421), we get a palindrome (364354453463).

The spelling of 124332220042 in words is "one hundred twenty-four billion, three hundred thirty-two million, two hundred twenty thousand, forty-two".