202430210212 has 12 divisors (see below), whose sum is σ = 354668176156. Its totient is φ = 101096445600.

The previous prime is 202430210189. The next prime is 202430210219. The reversal of 202430210212 is 212012034202.

It can be written as a sum of positive squares in 2 ways, for example, as 33744220416 + 168685989796 = 183696^2 + 410714^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 202430210212.

It is not an unprimeable number, because it can be changed into a prime (202430210219) 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, 29661039 + ... + 29667862.

Almost surely, 2^202430210212 is an apocalyptic number.

It is an amenable number.

202430210212 is a deficient number, since it is larger than the sum of its proper divisors (152237965944).

202430210212 is a wasteful number, since it uses less digits than its factorization.

202430210212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59329758 (or 59329756 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 202430210212 its reverse (212012034202), we get a palindrome (414442244414).

The spelling of 202430210212 in words is "two hundred two billion, four hundred thirty million, two hundred ten thousand, two hundred twelve".