212000102320 has 20 divisors (see below), whose sum is σ = 492900238080. Its totient is φ = 84800040896.

The previous prime is 212000102263. The next prime is 212000102341. The reversal of 212000102320 is 23201000212.

It is a tau number, because it is divible by the number of its divisors (20).

It is a self number, because there is not a number n which added to its sum of digits gives 212000102320.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1325000560 + ... + 1325000719.

It is an arithmetic number, because the mean of its divisors is an integer number (24645011904).

Almost surely, 2^212000102320 is an apocalyptic number.

212000102320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212000102320 is an abundant number, since it is smaller than the sum of its proper divisors (280900135760).

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

212000102320 is a wasteful number, since it uses less digits than its factorization.

212000102320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2650001292 (or 2650001286 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 212000102320 its reverse (23201000212), we get a palindrome (235201102532).

The spelling of 212000102320 in words is "two hundred twelve billion, one hundred two thousand, three hundred twenty".