1000200202002 has 112 divisors (see below), whose sum is σ = 2381108019840. Its totient is φ = 314416813536.

The previous prime is 1000200201989. The next prime is 1000200202021. The reversal of 1000200202002 is 2002020020001.

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

It is an unprimeable number.

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 55 ways as a sum of consecutive naturals, for example, 1543063 + ... + 2093189.

Almost surely, 2^{1000200202002} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1000200202002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1190554009920).

1000200202002 is an abundant number, since it is smaller than the sum of its proper divisors (1380907817838).

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

1000200202002 is an equidigital number, since it uses as much as digits as its factorization.

1000200202002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550219 (or 550204 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 1000200202002 its reverse (2002020020001), we get a palindrome (3002220222003).

The spelling of 1000200202002 in words is "one trillion, two hundred million, two hundred two thousand, two".