212002113242 has 8 divisors (see below), whose sum is σ = 328968796500. Its totient is φ = 102345847744.

The previous prime is 212002113241. The next prime is 212002113377. The reversal of 212002113242 is 242311200212.

It can be written as a sum of positive squares in 2 ways, for example, as 180114511201 + 31887602041 = 424399^2 + 178571^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (212002113241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1827604367 + ... + 1827604482.

Almost surely, 2^212002113242 is an apocalyptic number.

212002113242 is a deficient number, since it is larger than the sum of its proper divisors (116966683258).

212002113242 is a wasteful number, since it uses less digits than its factorization.

212002113242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3655208880.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 212002113242 its reverse (242311200212), we get a palindrome (454313313454).

The spelling of 212002113242 in words is "two hundred twelve billion, two million, one hundred thirteen thousand, two hundred forty-two".