12042134124 has 24 divisors (see below), whose sum is σ = 28165066608. Its totient is φ = 4004508480.

The previous prime is 12042134101. The next prime is 12042134131. The reversal of 12042134124 is 42143124021.

It is a junction number, because it is equal to n+sod(n) for n = 12042134094 and 12042134103.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1186767 + ... + 1196870.

It is an arithmetic number, because the mean of its divisors is an integer number (1173544442).

Almost surely, 2^12042134124 is an apocalyptic number.

It is an amenable number.

12042134124 is an abundant number, since it is smaller than the sum of its proper divisors (16122932484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12042134124 is a wasteful number, since it uses less digits than its factorization.

12042134124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2384065 (or 2384063 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 12042134124 its reverse (42143124021), we get a palindrome (54185258145).

The spelling of 12042134124 in words is "twelve billion, forty-two million, one hundred thirty-four thousand, one hundred twenty-four".