4012020252430 has 16 divisors (see below), whose sum is σ = 7329422074320. Its totient is φ = 1580855740992.

The previous prime is 4012020252419. The next prime is 4012020252451. The reversal of 4012020252430 is 342520202104.

It is a junction number, because it is equal to n+sod(n) for n = 4012020252395 and 4012020252404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2994044295 + ... + 2994045634.

It is an arithmetic number, because the mean of its divisors is an integer number (458088879645).

Almost surely, 2^{4012020252430} is an apocalyptic number.

4012020252430 is a deficient number, since it is larger than the sum of its proper divisors (3317401821890).

4012020252430 is a wasteful number, since it uses less digits than its factorization.

4012020252430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5988090003.

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 4012020252430 its reverse (342520202104), we get a palindrome (4354540454534).

The spelling of 4012020252430 in words is "four trillion, twelve billion, twenty million, two hundred fifty-two thousand, four hundred thirty".