200012111001 has 12 divisors (see below), whose sum is σ = 299606619312. Its totient is φ = 133341407172.

The previous prime is 200012110873. The next prime is 200012111021. The reversal of 200012111001 is 100111210002.

It is a happy number.

200012111001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 200012111001 - 2⁷ = 200012110873 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

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 11 ways as a sum of consecutive naturals, for example, 411547311 + ... + 411547796.

It is an arithmetic number, because the mean of its divisors is an integer number (24967218276).

Almost surely, 2^200012111001 is an apocalyptic number.

It is an amenable number.

200012111001 is a deficient number, since it is larger than the sum of its proper divisors (99594508311).

200012111001 is an frugal number, since it uses more digits than its factorization.

200012111001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 823095122 (or 823095110 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 200012111001 its reverse (100111210002), we get a palindrome (300123321003).

Subtracting from 200012111001 its reverse (100111210002), we obtain a palindrome (99900900999).

The spelling of 200012111001 in words is "two hundred billion, twelve million, one hundred eleven thousand, one".