210102335243242 has 32 divisors (see below), whose sum is σ = 342014816082240. Its totient is φ = 96222820872960.

The previous prime is 210102335243219. The next prime is 210102335243249. The reversal of 210102335243242 is 242342533201012.

210102335243242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 210102335243198 and 210102335243207.

It is not an unprimeable number, because it can be changed into a prime (210102335243249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8074623 + ... + 22031890.

It is an arithmetic number, because the mean of its divisors is an integer number (10687963002570).

Almost surely, 2^{210102335243242} is an apocalyptic number.

210102335243242 is a deficient number, since it is larger than the sum of its proper divisors (131912480838998).

210102335243242 is a wasteful number, since it uses less digits than its factorization.

210102335243242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30108598.

The product of its (nonzero) digits is 69120, while the sum is 34.

Adding to 210102335243242 its reverse (242342533201012), we get a palindrome (452444868444254).

The spelling of 210102335243242 in words is "two hundred ten trillion, one hundred two billion, three hundred thirty-five million, two hundred forty-three thousand, two hundred forty-two".