200012111020 has 48 divisors (see below), whose sum is σ = 445716069120. Its totient is φ = 75229305536.

The previous prime is 200012110873. The next prime is 200012111021. The reversal of 200012111020 is 20111210002.

200012111020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 200012110988 and 200012111006.

It is not an unprimeable number, because it can be changed into a prime (200012111021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3657682 + ... + 3711961.

It is an arithmetic number, because the mean of its divisors is an integer number (9285751440).

Almost surely, 2^200012111020 is an apocalyptic number.

200012111020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200012111020 is an abundant number, since it is smaller than the sum of its proper divisors (245703958100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200012111020 is a wasteful number, since it uses less digits than its factorization.

200012111020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7369734 (or 7369732 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 200012111020 its reverse (20111210002), we get a palindrome (220123321022).

The spelling of 200012111020 in words is "two hundred billion, twelve million, one hundred eleven thousand, twenty".