210102212112 has 40 divisors (see below), whose sum is σ = 584515130304. Its totient is φ = 64646834304.

The previous prime is 210102212083. The next prime is 210102212119. The reversal of 210102212112 is 211212201012.

It is a junction number, because it is equal to n+sod(n) for n = 210102212091 and 210102212100.

It is not an unprimeable number, because it can be changed into a prime (210102212119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168350508 + ... + 168351755.

Almost surely, 2^210102212112 is an apocalyptic number.

It is an amenable number.

210102212112 is an abundant number, since it is smaller than the sum of its proper divisors (374412918192).

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

210102212112 is a wasteful number, since it uses less digits than its factorization.

210102212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 336702287 (or 336702281 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 210102212112 its reverse (211212201012), we get a palindrome (421314413124).

The spelling of 210102212112 in words is "two hundred ten billion, one hundred two million, two hundred twelve thousand, one hundred twelve".