210442104442 has 32 divisors (see below), whose sum is σ = 334962238464. Its totient is φ = 99017251200.

The previous prime is 210442104421. The next prime is 210442104479. The reversal of 210442104442 is 244401244012.

It is a happy number.

210442104442 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×210442104442² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 210442104442.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6093 + ... + 648784.

It is an arithmetic number, because the mean of its divisors is an integer number (10467569952).

Almost surely, 2^210442104442 is an apocalyptic number.

210442104442 is a deficient number, since it is larger than the sum of its proper divisors (124520134022).

210442104442 is a wasteful number, since it uses less digits than its factorization.

210442104442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655054.

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

Adding to 210442104442 its reverse (244401244012), we get a palindrome (454843348454).

The spelling of 210442104442 in words is "two hundred ten billion, four hundred forty-two million, one hundred four thousand, four hundred forty-two".