210102012200 has 48 divisors (see below), whose sum is σ = 491484108480. Its totient is φ = 83525204160.

The previous prime is 210102012199. The next prime is 210102012203. The reversal of 210102012200 is 2210201012.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (210102012203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3189824 + ... + 3255023.

It is an arithmetic number, because the mean of its divisors is an integer number (10239252260).

Almost surely, 2^210102012200 is an apocalyptic number.

210102012200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210102012200 is an abundant number, since it is smaller than the sum of its proper divisors (281382096280).

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

210102012200 is a wasteful number, since it uses less digits than its factorization.

210102012200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6445026 (or 6445017 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 210102012200 its reverse (2210201012), we get a palindrome (212312213212).

The spelling of 210102012200 in words is "two hundred ten billion, one hundred two million, twelve thousand, two hundred".