124020030004 has 12 divisors (see below), whose sum is σ = 233730056644. Its totient is φ = 57240013824.

The previous prime is 124020029971. The next prime is 124020030049. The reversal of 124020030004 is 400030020421.

It can be written as a sum of positive squares in 2 ways, for example, as 72673376400 + 51346653604 = 269580^2 + 226598^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 124020030004.

It is a congruent number.

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, 1192500237 + ... + 1192500340.

Almost surely, 2^124020030004 is an apocalyptic number.

It is an amenable number.

124020030004 is a deficient number, since it is larger than the sum of its proper divisors (109710026640).

124020030004 is a wasteful number, since it uses less digits than its factorization.

124020030004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2385000594 (or 2385000592 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 124020030004 its reverse (400030020421), we get a palindrome (524050050425).

The spelling of 124020030004 in words is "one hundred twenty-four billion, twenty million, thirty thousand, four".