210342225042 has 12 divisors (see below), whose sum is σ = 455741487630. Its totient is φ = 70114075008.

The previous prime is 210342225019. The next prime is 210342225047. The reversal of 210342225042 is 240522243012.

210342225042 is a `hidden beast` number, since 210 + 3 + 422 + 25 + 0 + 4 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 105682857921 + 104659367121 = 325089^2 + 323511^2 .

It is a junction number, because it is equal to n+sod(n) for n = 210342224997 and 210342225015.

It is not an unprimeable number, because it can be changed into a prime (210342225047) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5842839567 + ... + 5842839602.

Almost surely, 2^210342225042 is an apocalyptic number.

210342225042 is an abundant number, since it is smaller than the sum of its proper divisors (245399262588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210342225042 is a wasteful number, since it uses less digits than its factorization.

210342225042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11685679177 (or 11685679174 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 210342225042 its reverse (240522243012), we get a palindrome (450864468054).

The spelling of 210342225042 in words is "two hundred ten billion, three hundred forty-two million, two hundred twenty-five thousand, forty-two".