100021000202 has 8 divisors (see below), whose sum is σ = 150409414596. Its totient is φ = 49884528672.

The previous prime is 100021000193. The next prime is 100021000223. The reversal of 100021000202 is 202000120001.

100021000202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 96981793561 + 3039206641 = 311419^2 + 55129^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 100021000202.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62984723 + ... + 62986310.

Almost surely, 2^100021000202 is an apocalyptic number.

100021000202 is a deficient number, since it is larger than the sum of its proper divisors (50388414394).

100021000202 is a wasteful number, since it uses less digits than its factorization.

100021000202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125971432.

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 100021000202 its reverse (202000120001), we get a palindrome (302021120203).

The spelling of 100021000202 in words is "one hundred billion, twenty-one million, two hundred two", and thus it is an aban number.