4011221103 has 32 divisors (see below), whose sum is σ = 5513188800. Its totient is φ = 2593244160.

The previous prime is 4011221069. The next prime is 4011221131. The reversal of 4011221103 is 3011221104.

It is not a de Polignac number, because 4011221103 - 2¹⁴ = 4011204719 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4011221173) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4280451 + ... + 4281387.

It is an arithmetic number, because the mean of its divisors is an integer number (172287150).

Almost surely, 2^4011221103 is an apocalyptic number.

4011221103 is a deficient number, since it is larger than the sum of its proper divisors (1501967697).

4011221103 is a wasteful number, since it uses less digits than its factorization.

4011221103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1307.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 4011221103 is about 63334.2016843980. The cubic root of 4011221103 is about 1588.8840320010.

Adding to 4011221103 its reverse (3011221104), we get a palindrome (7022442207).

Subtracting from 4011221103 its reverse (3011221104), we obtain a palindrome (999999999).

The spelling of 4011221103 in words is "four billion, eleven million, two hundred twenty-one thousand, one hundred three".