100021202 has 8 divisors (see below), whose sum is σ = 150074316. Its totient is φ = 49996432.

The previous prime is 100021199. The next prime is 100021223. The reversal of 100021202 is 202120001.

It can be written as a sum of positive squares in 2 ways, for example, as 99780121 + 241081 = 9989^2 + 491^2 .

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 100021202.

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, 9548 + ... + 17064.

Almost surely, 2^100021202 is an apocalyptic number.

100021202 is a deficient number, since it is larger than the sum of its proper divisors (50053114).

100021202 is an equidigital number, since it uses as much as digits as its factorization.

100021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14172.

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

The square root of 100021202 is about 10001.0600438154. The cubic root of 100021202 is about 464.1916846987.

Adding to 100021202 its reverse (202120001), we get a palindrome (302141203).

The spelling of 100021202 in words is "one hundred million, twenty-one thousand, two hundred two".