42243130124 has 12 divisors (see below), whose sum is σ = 79612053024. Its totient is φ = 19496829264.

The previous prime is 42243130109. The next prime is 42243130207. The reversal of 42243130124 is 42103134224.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 42243130093 and 42243130102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 406183892 + ... + 406183995.

It is an arithmetic number, because the mean of its divisors is an integer number (6634337752).

Almost surely, 2^42243130124 is an apocalyptic number.

It is an amenable number.

42243130124 is a deficient number, since it is larger than the sum of its proper divisors (37368922900).

42243130124 is a wasteful number, since it uses less digits than its factorization.

42243130124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 812367904 (or 812367902 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 42243130124 its reverse (42103134224), we get a palindrome (84346264348).

The spelling of 42243130124 in words is "forty-two billion, two hundred forty-three million, one hundred thirty thousand, one hundred twenty-four".