42123432124 has 6 divisors (see below), whose sum is σ = 73716006224. Its totient is φ = 21061716060.

The previous prime is 42123432101. The next prime is 42123432137.

42123432124 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 42123432092 and 42123432101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5265429012 + ... + 5265429019.

Almost surely, 2^42123432124 is an apocalyptic number.

It is an amenable number.

42123432124 is a deficient number, since it is larger than the sum of its proper divisors (31592574100).

42123432124 is a wasteful number, since it uses less digits than its factorization.

42123432124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10530858035 (or 10530858033 counting only the distinct ones).

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

The spelling of 42123432124 in words is "forty-two billion, one hundred twenty-three million, four hundred thirty-two thousand, one hundred twenty-four".