10021202220202 has 4 divisors (see below), whose sum is σ = 15031803330306. Its totient is φ = 5010601110100.

The previous prime is 10021202220199. The next prime is 10021202220209. The reversal of 10021202220202 is 20202220212001.

10021202220202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 7653693773961 + 2367508446241 = 2766531^2 + 1538671^2 .

It is not an unprimeable number, because it can be changed into a prime (10021202220209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2505300555049 + ... + 2505300555052.

Almost surely, 2^{10021202220202} is an apocalyptic number.

10021202220202 is a deficient number, since it is larger than the sum of its proper divisors (5010601110104).

10021202220202 is an equidigital number, since it uses as much as digits as its factorization.

10021202220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5010601110103.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 10021202220202 its reverse (20202220212001), we get a palindrome (30223422432203).

The spelling of 10021202220202 in words is "ten trillion, twenty-one billion, two hundred two million, two hundred twenty thousand, two hundred two".