10221312300312 has 32 divisors (see below), whose sum is σ = 25553528106480. Its totient is φ = 3407071119360.

The previous prime is 10221312300293. The next prime is 10221312300317. The reversal of 10221312300312 is 21300321312201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10221312300317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 536512 + ... + 4553072.

Almost surely, 2^{10221312300312} is an apocalyptic number.

10221312300312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10221312300312 is an abundant number, since it is smaller than the sum of its proper divisors (15332215806168).

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

10221312300312 is a wasteful number, since it uses less digits than its factorization.

10221312300312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4122603 (or 4122599 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 10221312300312 its reverse (21300321312201), we get a palindrome (31521633612513).

The spelling of 10221312300312 in words is "ten trillion, two hundred twenty-one billion, three hundred twelve million, three hundred thousand, three hundred twelve".