10221201011 has 6 divisors (see below), whose sum is σ = 11889968580. Its totient is φ = 8761029396.

The previous prime is 10221200999. The next prime is 10221201019. The reversal of 10221201011 is 11010212201.

10221201011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10221201011 - 2²² = 10217006707 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10221200983 and 10221201001.

It is not an unprimeable number, because it can be changed into a prime (10221201019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 104297921 + ... + 104298018.

It is an arithmetic number, because the mean of its divisors is an integer number (1981661430).

Almost surely, 2^10221201011 is an apocalyptic number.

10221201011 is a deficient number, since it is larger than the sum of its proper divisors (1668767569).

10221201011 is an equidigital number, since it uses as much as digits as its factorization.

10221201011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208595953 (or 208595946 counting only the distinct ones).

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

Adding to 10221201011 its reverse (11010212201), we get a palindrome (21231413212).

The spelling of 10221201011 in words is "ten billion, two hundred twenty-one million, two hundred one thousand, eleven".