100202020002 has 32 divisors (see below), whose sum is σ = 254481321600. Its totient is φ = 28629148464.

The previous prime is 100202019893. The next prime is 100202020063. The reversal of 100202020002 is 200020202001.

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 (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132541977 + ... + 132542732.

It is an arithmetic number, because the mean of its divisors is an integer number (7952541300).

Almost surely, 2^100202020002 is an apocalyptic number.

100202020002 is an abundant number, since it is smaller than the sum of its proper divisors (154279301598).

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

100202020002 is a wasteful number, since it uses less digits than its factorization.

100202020002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265084727 (or 265084721 counting only the distinct ones).

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

Adding to 100202020002 its reverse (200020202001), we get a palindrome (300222222003).

The spelling of 100202020002 in words is "one hundred billion, two hundred two million, twenty thousand, two".