202100112312 has 192 divisors, whose sum is σ = 604335997440. Its totient is φ = 56123020800.

The previous prime is 202100112307. The next prime is 202100112343. The reversal of 202100112312 is 213211001202.

It is a junction number, because it is equal to n+sod(n) for n = 202100112291 and 202100112300.

It is a congruent number.

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, 13058803 + ... + 13074269.

It is an arithmetic number, because the mean of its divisors is an integer number (3147583320).

Almost surely, 2^202100112312 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 202100112312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (302167998720).

202100112312 is an abundant number, since it is smaller than the sum of its proper divisors (402235885128).

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

202100112312 is a wasteful number, since it uses less digits than its factorization.

202100112312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15802 (or 15791 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 202100112312 its reverse (213211001202), we get a palindrome (415311113514).

The spelling of 202100112312 in words is "two hundred two billion, one hundred million, one hundred twelve thousand, three hundred twelve".