20124003343432 has 16 divisors (see below), whose sum is σ = 37732693451760. Its totient is φ = 10061951756304.

The previous prime is 20124003343397. The next prime is 20124003343459. The reversal of 20124003343432 is 23434330042102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20124003343394 and 20124003343403.

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, 4497378 + ... + 7776529.

It is an arithmetic number, because the mean of its divisors is an integer number (2358293340735).

Almost surely, 2^{20124003343432} is an apocalyptic number.

It is an amenable number.

20124003343432 is a deficient number, since it is larger than the sum of its proper divisors (17608690108328).

20124003343432 is a wasteful number, since it uses less digits than its factorization.

20124003343432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12478860 (or 12478856 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 20124003343432 its reverse (23434330042102), we get a palindrome (43558333385534).

The spelling of 20124003343432 in words is "twenty trillion, one hundred twenty-four billion, three million, three hundred forty-three thousand, four hundred thirty-two".