210302320312 has 96 divisors (see below), whose sum is σ = 478880985600. Its totient is φ = 86167198656.

The previous prime is 210302320307. The next prime is 210302320337. The reversal of 210302320312 is 213023203012.

It is a super-2 number, since 2×210302320312² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 210302320312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22562389 + ... + 22571707.

It is an arithmetic number, because the mean of its divisors is an integer number (4988343600).

Almost surely, 2^210302320312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 210302320312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (239440492800).

210302320312 is an abundant number, since it is smaller than the sum of its proper divisors (268578665288).

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

210302320312 is a wasteful number, since it uses less digits than its factorization.

210302320312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11865 (or 11854 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 210302320312 its reverse (213023203012), we get a palindrome (423325523324).

The spelling of 210302320312 in words is "two hundred ten billion, three hundred two million, three hundred twenty thousand, three hundred twelve".