42124100030 has 64 divisors (see below), whose sum is σ = 81550222848. Its totient is φ = 15625146240.

The previous prime is 42124100021. The next prime is 42124100087. The reversal of 42124100030 is 3000142124.

It is a junction number, because it is equal to n+sod(n) for n = 42124099981 and 42124100008.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2399585 + ... + 2417075.

It is an arithmetic number, because the mean of its divisors is an integer number (1274222232).

Almost surely, 2^42124100030 is an apocalyptic number.

42124100030 is a deficient number, since it is larger than the sum of its proper divisors (39426122818).

42124100030 is a wasteful number, since it uses less digits than its factorization.

42124100030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17841.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 42124100030 its reverse (3000142124), we get a palindrome (45124242154).

The spelling of 42124100030 in words is "forty-two billion, one hundred twenty-four million, one hundred thousand, thirty".