20012020030323 has 40 divisors (see below), whose sum is σ = 30467761508448. Its totient is φ = 13085662876416.

The previous prime is 20012020030237. The next prime is 20012020030333. The reversal of 20012020030323 is 32303002021002.

It is a happy number.

20012020030323 is a `hidden beast` number, since 20 + 0 + 120 + 200 + 3 + 0 + 323 = 666.

It is not a de Polignac number, because 20012020030323 - 2¹⁷ = 20012019899251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20012020030296 and 20012020030305.

It is not an unprimeable number, because it can be changed into a prime (20012020030333) by changing a digit.

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 39 ways as a sum of consecutive naturals, for example, 13519186 + ... + 14926232.

Almost surely, 2^{20012020030323} is an apocalyptic number.

20012020030323 is a deficient number, since it is larger than the sum of its proper divisors (10455741478125).

20012020030323 is a wasteful number, since it uses less digits than its factorization.

20012020030323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1410425 (or 1410416 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 20012020030323 its reverse (32303002021002), we get a palindrome (52315022051325).

The spelling of 20012020030323 in words is "twenty trillion, twelve billion, twenty million, thirty thousand, three hundred twenty-three".