10221100100012 has 24 divisors (see below), whose sum is σ = 18739503713280. Its totient is φ = 4871877270480.

The previous prime is 10221100100011. The next prime is 10221100100021. The reversal of 10221100100012 is 21000100112201.

It is a junction number, because it is equal to n+sod(n) for n = 10221100099966 and 10221100100002.

It is not an unprimeable number, because it can be changed into a prime (10221100100011) 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, 615127712 + ... + 615144327.

It is an arithmetic number, because the mean of its divisors is an integer number (780812654720).

Almost surely, 2^{10221100100012} is an apocalyptic number.

It is an amenable number.

10221100100012 is a deficient number, since it is larger than the sum of its proper divisors (8518403613268).

10221100100012 is a wasteful number, since it uses less digits than its factorization.

10221100100012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1230272141 (or 1230272139 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10221100100012 its reverse (21000100112201), we get a palindrome (31221200212213).

The spelling of 10221100100012 in words is "ten trillion, two hundred twenty-one billion, one hundred million, one hundred thousand, twelve".