10011221103 has 32 divisors (see below), whose sum is σ = 15228525312. Its totient is φ = 5795366400.

The previous prime is 10011221083. The next prime is 10011221123. The reversal of 10011221103 is 30112211001.

It is an interprime number because it is at equal distance from previous prime (10011221083) and next prime (10011221123).

It is not a de Polignac number, because 10011221103 - 2²⁴ = 9994443887 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10011221123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2445088 + ... + 2449178.

It is an arithmetic number, because the mean of its divisors is an integer number (475891416).

Almost surely, 2^10011221103 is an apocalyptic number.

10011221103 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10011221103 is a deficient number, since it is larger than the sum of its proper divisors (5217304209).

10011221103 is a wasteful number, since it uses less digits than its factorization.

10011221103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7815.

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

Adding to 10011221103 its reverse (30112211001), we get a palindrome (40123432104).

The spelling of 10011221103 in words is "ten billion, eleven million, two hundred twenty-one thousand, one hundred three".