10220221011 has 96 divisors (see below), whose sum is σ = 19603987200. Its totient is φ = 4642686720.

The previous prime is 10220221001. The next prime is 10220221129. The reversal of 10220221011 is 11012202201.

It is not a de Polignac number, because 10220221011 - 2⁵ = 10220220979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10220221001) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 386605 + ... + 412193.

It is an arithmetic number, because the mean of its divisors is an integer number (204208200).

Almost surely, 2^10220221011 is an apocalyptic number.

10220221011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10220221011 is a deficient number, since it is larger than the sum of its proper divisors (9383766189).

10220221011 is a wasteful number, since it uses less digits than its factorization.

10220221011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25649 (or 25642 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 10220221011 its reverse (11012202201), we get a palindrome (21232423212).

The spelling of 10220221011 in words is "ten billion, two hundred twenty million, two hundred twenty-one thousand, eleven".