210442244104 has 8 divisors (see below), whose sum is σ = 394579207710. Its totient is φ = 105221122048.

The previous prime is 210442244057. The next prime is 210442244107. The reversal of 210442244104 is 401442244012.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 204041924100 + 6400320004 = 451710^2 + 80002^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (210442244107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13152640249 + ... + 13152640264.

Almost surely, 2^210442244104 is an apocalyptic number.

It is an amenable number.

210442244104 is a deficient number, since it is larger than the sum of its proper divisors (184136963606).

210442244104 is a wasteful number, since it uses less digits than its factorization.

210442244104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26305280519 (or 26305280515 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 210442244104 its reverse (401442244012), we get a palindrome (611884488116).

The spelling of 210442244104 in words is "two hundred ten billion, four hundred forty-two million, two hundred forty-four thousand, one hundred four".