20200004012 has 12 divisors (see below), whose sum is σ = 36886964016. Its totient is φ = 9660871440.

The previous prime is 20200004009. The next prime is 20200004021. The reversal of 20200004012 is 21040000202.

It is a super-2 number, since 2×20200004012² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20200003984 and 20200004002.

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, 109782539 + ... + 109782722.

It is an arithmetic number, because the mean of its divisors is an integer number (3073913668).

Almost surely, 2^20200004012 is an apocalyptic number.

It is an amenable number.

20200004012 is a deficient number, since it is larger than the sum of its proper divisors (16686960004).

20200004012 is a wasteful number, since it uses less digits than its factorization.

20200004012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219565288 (or 219565286 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 20200004012 its reverse (21040000202), we get a palindrome (41240004214).

The spelling of 20200004012 in words is "twenty billion, two hundred million, four thousand, twelve".