10221333121312 has 24 divisors (see below), whose sum is σ = 20123791761276. Its totient is φ = 5110528864512.

The previous prime is 10221333121303. The next prime is 10221333121327. The reversal of 10221333121312 is 21312133312201.

It can be written as a sum of positive squares in 2 ways, for example, as 6921718999056 + 3299614122256 = 2630916^2 + 1816484^2 .

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, 3091503 + ... + 5477230.

Almost surely, 2^{10221333121312} is an apocalyptic number.

It is an amenable number.

10221333121312 is a deficient number, since it is larger than the sum of its proper divisors (9902458639964).

10221333121312 is an equidigital number, since it uses as much as digits as its factorization.

10221333121312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8606020 (or 8606012 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 10221333121312 its reverse (21312133312201), we get a palindrome (31533466433513).

The spelling of 10221333121312 in words is "ten trillion, two hundred twenty-one billion, three hundred thirty-three million, one hundred twenty-one thousand, three hundred twelve".