210303212312 has 16 divisors (see below), whose sum is σ = 394391883600. Its totient is φ = 105132043360.

The previous prime is 210303212293. The next prime is 210303212359. The reversal of 210303212312 is 213212303012.

210303212312 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×210303212312² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 2399612 + ... + 2485707.

It is an arithmetic number, because the mean of its divisors is an integer number (24649492725).

Almost surely, 2^210303212312 is an apocalyptic number.

It is an amenable number.

210303212312 is a deficient number, since it is larger than the sum of its proper divisors (184088671288).

210303212312 is a wasteful number, since it uses less digits than its factorization.

210303212312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4890706 (or 4890702 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 210303212312 its reverse (213212303012), we get a palindrome (423515515324).

The spelling of 210303212312 in words is "two hundred ten billion, three hundred three million, two hundred twelve thousand, three hundred twelve".