10202100210202 has 16 divisors (see below), whose sum is σ = 15469709384232. Its totient is φ = 5045795426560.

The previous prime is 10202100210167. The next prime is 10202100210221. The reversal of 10202100210202 is 20201200120201.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 9041393485881 + 1160706724321 = 3006891^2 + 1077361^2 .

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, 66175573 + ... + 66329560.

Almost surely, 2^{10202100210202} is an apocalyptic number.

10202100210202 is a deficient number, since it is larger than the sum of its proper divisors (5267609174030).

10202100210202 is a wasteful number, since it uses less digits than its factorization.

10202100210202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132505553.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 10202100210202 its reverse (20201200120201), we get a palindrome (30403300330403).

Subtracting 10202100210202 from its reverse (20201200120201), we obtain a palindrome (9999099909999).

The spelling of 10202100210202 in words is "ten trillion, two hundred two billion, one hundred million, two hundred ten thousand, two hundred two".