200111201010 has 48 divisors (see below), whose sum is σ = 594616142016. Its totient is φ = 45739702944.

The previous prime is 200111200999. The next prime is 200111201011. The reversal of 200111201010 is 10102111002.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 200111200983 and 200111201001.

It is not an unprimeable number, because it can be changed into a prime (200111201011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 158817784 + ... + 158819043.

It is an arithmetic number, because the mean of its divisors is an integer number (12387836292).

Almost surely, 2^200111201010 is an apocalyptic number.

200111201010 is an abundant number, since it is smaller than the sum of its proper divisors (394504941006).

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

200111201010 is a wasteful number, since it uses less digits than its factorization.

200111201010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317636847 (or 317636844 counting only the distinct ones).

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

Adding to 200111201010 its reverse (10102111002), we get a palindrome (210213312012).

It can be divided in two parts, 2001 and 11201010, that added together give a triangular number (11203011 = T₄₇₃₃).

The spelling of 200111201010 in words is "two hundred billion, one hundred eleven million, two hundred one thousand, ten".