212104233450 has 96 divisors (see below), whose sum is σ = 600261491520. Its totient is φ = 55032436800.

The previous prime is 212104233427. The next prime is 212104233461. The reversal of 212104233450 is 54332401212.

212104233450 is a `hidden beast` number, since 21 + 210 + 423 + 3 + 4 + 5 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2073216 + ... + 2173115.

It is an arithmetic number, because the mean of its divisors is an integer number (6252723870).

Almost surely, 2^212104233450 is an apocalyptic number.

212104233450 is an abundant number, since it is smaller than the sum of its proper divisors (388157258070).

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

212104233450 is a wasteful number, since it uses less digits than its factorization.

212104233450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4246389 (or 4246378 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 212104233450 its reverse (54332401212), we get a palindrome (266436634662).

The spelling of 212104233450 in words is "two hundred twelve billion, one hundred four million, two hundred thirty-three thousand, four hundred fifty".