12071061424 has 20 divisors (see below), whose sum is σ = 23389730640. Its totient is φ = 6035001920.

The previous prime is 12071061389. The next prime is 12071061427. The reversal of 12071061424 is 42416017021.

It is a junction number, because it is equal to n+sod(n) for n = 12071061392 and 12071061401.

It is not an unprimeable number, because it can be changed into a prime (12071061427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208989 + ... + 260419.

It is an arithmetic number, because the mean of its divisors is an integer number (1169486532).

Almost surely, 2^12071061424 is an apocalyptic number.

It is an amenable number.

12071061424 is a deficient number, since it is larger than the sum of its proper divisors (11318669216).

12071061424 is a wasteful number, since it uses less digits than its factorization.

12071061424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66108 (or 66102 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 28.

Adding to 12071061424 its reverse (42416017021), we get a palindrome (54487078445).

The spelling of 12071061424 in words is "twelve billion, seventy-one million, sixty-one thousand, four hundred twenty-four".