210200010121212 has 24 divisors (see below), whose sum is σ = 490701700734336. Its totient is φ = 70033097118768.

The previous prime is 210200010121181. The next prime is 210200010121249. The reversal of 210200010121212 is 212121010002012.

It is a junction number, because it is equal to n+sod(n) for n = 210200010121191 and 210200010121200.

It is a congruent number.

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, 4196589118 + ... + 4196639205.

It is an arithmetic number, because the mean of its divisors is an integer number (20445904197264).

Almost surely, 2^{210200010121212} is an apocalyptic number.

It is an amenable number.

210200010121212 is an abundant number, since it is smaller than the sum of its proper divisors (280501690613124).

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

210200010121212 is a wasteful number, since it uses less digits than its factorization.

210200010121212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8393230417 (or 8393230415 counting only the distinct ones).

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

Adding to 210200010121212 its reverse (212121010002012), we get a palindrome (422321020123224).

The spelling of 210200010121212 in words is "two hundred ten trillion, two hundred billion, ten million, one hundred twenty-one thousand, two hundred twelve".