12142020004 has 12 divisors (see below), whose sum is σ = 21249578700. Its totient is φ = 6070711808.

The previous prime is 12142019987. The next prime is 12142020017. The reversal of 12142020004 is 40002024121.

It can be written as a sum of positive squares in 2 ways, for example, as 8836000000 + 3306020004 = 94000^2 + 57498^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12142020004.

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, 34932 + ... + 159700.

It is an arithmetic number, because the mean of its divisors is an integer number (1770798225).

Almost surely, 2^12142020004 is an apocalyptic number.

It is an amenable number.

12142020004 is a deficient number, since it is larger than the sum of its proper divisors (9107558696).

12142020004 is a wasteful number, since it uses less digits than its factorization.

12142020004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149102 (or 149100 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 12142020004 its reverse (40002024121), we get a palindrome (52144044125).

The spelling of 12142020004 in words is "twelve billion, one hundred forty-two million, twenty thousand, four".