10221201111011 has 16 divisors (see below), whose sum is σ = 11334439141728. Its totient is φ = 9138669523200.

The previous prime is 10221201110999. The next prime is 10221201111019. The reversal of 10221201111011 is 11011110212201.

It is a cyclic number.

It is not a de Polignac number, because 10221201111011 - 2¹⁴ = 10221201094627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10221201111019) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5312591 + ... + 6976103.

It is an arithmetic number, because the mean of its divisors is an integer number (708402446358).

Almost surely, 2^{10221201111011} is an apocalyptic number.

10221201111011 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10221201111011 is a deficient number, since it is larger than the sum of its proper divisors (1113238030717).

10221201111011 is a wasteful number, since it uses less digits than its factorization.

10221201111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1672742.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 10221201111011 its reverse (11011110212201), we get a palindrome (21232311323212).

The spelling of 10221201111011 in words is "ten trillion, two hundred twenty-one billion, two hundred one million, one hundred eleven thousand, eleven".