210000002112 has 56 divisors (see below), whose sum is σ = 617361122400. Its totient is φ = 70000000128.

The previous prime is 210000002059. The next prime is 210000002137. The reversal of 210000002112 is 211200000012.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 210000002094 and 210000002103.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60762162 + ... + 60765617.

Almost surely, 2^210000002112 is an apocalyptic number.

It is an amenable number.

210000002112 is an abundant number, since it is smaller than the sum of its proper divisors (407361120288).

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

210000002112 is a wasteful number, since it uses less digits than its factorization.

210000002112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121527800 (or 121527784 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 210000002112 its reverse (211200000012), we get a palindrome (421200002124).

It can be divided in two parts, 2100000021 and 12, that multiplied together give a palindrome (25200000252).

The spelling of 210000002112 in words is "two hundred ten billion, two thousand, one hundred twelve".