10021420202 has 16 divisors (see below), whose sum is σ = 15923164680. Its totient is φ = 4713950208.

The previous prime is 10021420187. The next prime is 10021420223. The reversal of 10021420202 is 20202412001.

10021420202 is digitally balanced in base 2, 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 4 ways, for example, as 9625768321 + 395651881 = 98111^2 + 19891^2 .

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 7 ways as a sum of consecutive naturals, for example, 19538 + ... + 142914.

Almost surely, 2^10021420202 is an apocalyptic number.

10021420202 is a deficient number, since it is larger than the sum of its proper divisors (5901744478).

10021420202 is a wasteful number, since it uses less digits than its factorization.

10021420202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125785.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 10021420202 its reverse (20202412001), we get a palindrome (30223832203).

The spelling of 10021420202 in words is "ten billion, twenty-one million, four hundred twenty thousand, two hundred two".