30210200312 has 32 divisors (see below), whose sum is σ = 56970140400. Its totient is φ = 15018415104.

The previous prime is 30210200299. The next prime is 30210200323. The reversal of 30210200312 is 21300201203.

It is a happy number.

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, 964514 + ... + 995342.

Almost surely, 2^30210200312 is an apocalyptic number.

It is an amenable number.

30210200312 is a deficient number, since it is larger than the sum of its proper divisors (26759940088).

30210200312 is a wasteful number, since it uses less digits than its factorization.

30210200312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31535 (or 31531 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 30210200312 its reverse (21300201203), we get a palindrome (51510401515).

The spelling of 30210200312 in words is "thirty billion, two hundred ten million, two hundred thousand, three hundred twelve".