200120221002 has 128 divisors (see below), whose sum is σ = 482938122240. Its totient is φ = 54652308480.

The previous prime is 200120220947. The next prime is 200120221061. The reversal of 200120221002 is 200122021002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2119149 + ... + 2211567.

It is an arithmetic number, because the mean of its divisors is an integer number (3772954080).

Almost surely, 2^200120221002 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200120221002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (241469061120).

200120221002 is an abundant number, since it is smaller than the sum of its proper divisors (282817901238).

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

200120221002 is a wasteful number, since it uses less digits than its factorization.

200120221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92548.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 200120221002 its reverse (200122021002), we get a palindrome (400242242004).

The spelling of 200120221002 in words is "two hundred billion, one hundred twenty million, two hundred twenty-one thousand, two".