200101001010 has 128 divisors (see below), whose sum is σ = 492389694720. Its totient is φ = 52027392000.

The previous prime is 200101000987. The next prime is 200101001017. The reversal of 200101001010 is 10100101002.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a self number, because there is not a number n which added to its sum of digits gives 200101001010.

It is not an unprimeable number, because it can be changed into a prime (200101001017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 124984210 + ... + 124985810.

It is an arithmetic number, because the mean of its divisors is an integer number (3846794490).

Almost surely, 2^200101001010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200101001010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (246194847360).

200101001010 is an abundant number, since it is smaller than the sum of its proper divisors (292288693710).

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

200101001010 is a wasteful number, since it uses less digits than its factorization.

200101001010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2204.

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 200101001010 its reverse (10100101002), we get a palindrome (210201102012).

The spelling of 200101001010 in words is "two hundred billion, one hundred one million, one thousand, ten".