10020021202 has 16 divisors (see below), whose sum is σ = 15168336120. Its totient is φ = 4963940352.

The previous prime is 10020021197. The next prime is 10020021211. The reversal of 10020021202 is 20212002001.

It can be written as a sum of positive squares in 4 ways, for example, as 7325476921 + 2694544281 = 85589^2 + 51909^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 851374 + ... + 863062.

Almost surely, 2^10020021202 is an apocalyptic number.

10020021202 is a deficient number, since it is larger than the sum of its proper divisors (5148314918).

10020021202 is a wasteful number, since it uses less digits than its factorization.

10020021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15597.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 10020021202 its reverse (20212002001), we get a palindrome (30232023203).

The spelling of 10020021202 in words is "ten billion, twenty million, twenty-one thousand, two hundred two".