210142231203202 has 4 divisors (see below), whose sum is σ = 315213346804806. Its totient is φ = 105071115601600.

The previous prime is 210142231203187. The next prime is 210142231203221. The reversal of 210142231203202 is 202302132241012.

210142231203202 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., 191396959567641 + 18745271635561 = 13834629^2 + 4329581^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52535557800799 + ... + 52535557800802.

Almost surely, 2^{210142231203202} is an apocalyptic number.

210142231203202 is a deficient number, since it is larger than the sum of its proper divisors (105071115601604).

210142231203202 is a wasteful number, since it uses less digits than its factorization.

210142231203202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105071115601603.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 210142231203202 its reverse (202302132241012), we get a palindrome (412444363444214).

The spelling of 210142231203202 in words is "two hundred ten trillion, one hundred forty-two billion, two hundred thirty-one million, two hundred three thousand, two hundred two".