210134144420306 has 4 divisors (see below), whose sum is σ = 315201216630462. Its totient is φ = 105067072210152.

The previous prime is 210134144420279. The next prime is 210134144420323. The reversal of 210134144420306 is 603024441431012.

It is a happy number.

210134144420306 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., 121920441814081 + 88213702606225 = 11041759^2 + 9392215^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52533536105075 + ... + 52533536105078.

Almost surely, 2^{210134144420306} is an apocalyptic number.

210134144420306 is a deficient number, since it is larger than the sum of its proper divisors (105067072210156).

210134144420306 is a wasteful number, since it uses less digits than its factorization.

210134144420306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105067072210155.

The product of its (nonzero) digits is 55296, while the sum is 35.

Adding to 210134144420306 its reverse (603024441431012), we get a palindrome (813158585851318).

The spelling of 210134144420306 in words is "two hundred ten trillion, one hundred thirty-four billion, one hundred forty-four million, four hundred twenty thousand, three hundred six".