200010121011 has 6 divisors (see below), whose sum is σ = 288903508140. Its totient is φ = 133340080668.

The previous prime is 200010121007. The next prime is 200010121019. The reversal of 200010121011 is 110121010002.

It is a happy number.

200010121011 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 200010121011 - 2² = 200010121007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 22223346779 = 200010121011 / (2 + 0 + 0 + 0 + 1 + 0 + 1 + 2 + 1 + 0 + 1 + 1).

It is a junction number, because it is equal to n+sod(n) for n = 200010120984 and 200010121002.

It is not an unprimeable number, because it can be changed into a prime (200010121019) 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 5 ways as a sum of consecutive naturals, for example, 11111673381 + ... + 11111673398.

It is an arithmetic number, because the mean of its divisors is an integer number (48150584690).

Almost surely, 2^200010121011 is an apocalyptic number.

200010121011 is a deficient number, since it is larger than the sum of its proper divisors (88893387129).

200010121011 is a wasteful number, since it uses less digits than its factorization.

200010121011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22223346785 (or 22223346782 counting only the distinct ones).

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

Adding to 200010121011 its reverse (110121010002), we get a palindrome (310131131013).

The spelling of 200010121011 in words is "two hundred billion, ten million, one hundred twenty-one thousand, eleven".